1781607828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2089}}^1$

素因数の和:2198

約数の個数: 192

約数和(自身を含む): 5662863360

約数和(自身を除く): 3881255532

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 71, 77, 78, 84, 91, 132, 142, 143, 154, 156, 182, 213, 231, 273, 284, 286, 308, 364, 426, 429, 462, 497, 546, 572, 781, 852, 858, 923, 924, 994, 1001, 1092, 1491, 1562, 1716, 1846, 1988, 2002, 2089, 2343, 2769, 2982, 3003, 3124, 3692, 4004, 4178, 4686, 5467, 5538, 5964, 6006, 6267, 6461, 8356, 9372, 10153, 10934, 11076, 12012, 12534, 12922, 14623, 16401, 19383, 20306, 21868, 22979, 25068, 25844, 27157, 29246, 30459, 32802, 38766, 40612, 43869, 45958, 54314, 58492, 60918, 65604, 68937, 71071, 77532, 81471, 87738, 91916, 108628, 121836, 137874, 142142, 148319, 160853, 162942, 175476, 190099, 213213, 275748, 284284, 296638, 298727, 321706, 325884, 380198, 426426, 444957, 482559, 570297, 593276, 597454, 643412, 760396, 852852, 889914, 896181, 965118, 1038233, 1140594, 1194908, 1631509, 1779828, 1792362, 1928147, 1930236, 2076466, 2091089, 2281188, 3114699, 3263018, 3584724, 3856294, 4152932, 4182178, 4894527, 5784441, 6229398, 6273267, 6526036, 7712588, 8364356, 9789054, 11420563, 11568882, 12458796, 12546534, 13497029, 19578108, 21209617, 22841126, 23137764, 25093068, 26994058, 34261689, 40491087, 42419234, 45682252, 53988116, 63628851, 68523378, 80982174, 84838468, 127257702, 137046756, 148467319, 161964348, 254515404, 296934638, 445401957, 593869276, 890803914, 1781607828]

約数ペア:

[(1, 1781607828), (2, 890803914), (3, 593869276), (4, 445401957), (6, 296934638), (7, 254515404), (11, 161964348), (12, 148467319), (13, 137046756), (14, 127257702), (21, 84838468), (22, 80982174), (26, 68523378), (28, 63628851), (33, 53988116), (39, 45682252), (42, 42419234), (44, 40491087), (52, 34261689), (66, 26994058), (71, 25093068), (77, 23137764), (78, 22841126), (84, 21209617), (91, 19578108), (132, 13497029), (142, 12546534), (143, 12458796), (154, 11568882), (156, 11420563), (182, 9789054), (213, 8364356), (231, 7712588), (273, 6526036), (284, 6273267), (286, 6229398), (308, 5784441), (364, 4894527), (426, 4182178), (429, 4152932), (462, 3856294), (497, 3584724), (546, 3263018), (572, 3114699), (781, 2281188), (852, 2091089), (858, 2076466), (923, 1930236), (924, 1928147), (994, 1792362), (1001, 1779828), (1092, 1631509), (1491, 1194908), (1562, 1140594), (1716, 1038233), (1846, 965118), (1988, 896181), (2002, 889914), (2089, 852852), (2343, 760396), (2769, 643412), (2982, 597454), (3003, 593276), (3124, 570297), (3692, 482559), (4004, 444957), (4178, 426426), (4686, 380198), (5467, 325884), (5538, 321706), (5964, 298727), (6006, 296638), (6267, 284284), (6461, 275748), (8356, 213213), (9372, 190099), (10153, 175476), (10934, 162942), (11076, 160853), (12012, 148319), (12534, 142142), (12922, 137874), (14623, 121836), (16401, 108628), (19383, 91916), (20306, 87738), (21868, 81471), (22979, 77532), (25068, 71071), (25844, 68937), (27157, 65604), (29246, 60918), (30459, 58492), (32802, 54314), (38766, 45958), (40612, 43869)]