31159128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1337

約数の個数: 128

約数和(自身を含む): 104670720

約数和(自身を除く): 73511592

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 21, 22, 24, 26, 28, 33, 39, 42, 44, 52, 56, 66, 77, 78, 84, 88, 91, 104, 132, 143, 154, 156, 168, 182, 231, 264, 273, 286, 308, 312, 364, 429, 462, 546, 572, 616, 728, 858, 924, 1001, 1092, 1144, 1297, 1716, 1848, 2002, 2184, 2594, 3003, 3432, 3891, 4004, 5188, 6006, 7782, 8008, 9079, 10376, 12012, 14267, 15564, 16861, 18158, 24024, 27237, 28534, 31128, 33722, 36316, 42801, 50583, 54474, 57068, 67444, 72632, 85602, 99869, 101166, 108948, 114136, 118027, 134888, 171204, 185471, 199738, 202332, 217896, 236054, 299607, 342408, 354081, 370942, 399476, 404664, 472108, 556413, 599214, 708162, 741884, 798952, 944216, 1112826, 1198428, 1298297, 1416324, 1483768, 2225652, 2396856, 2596594, 2832648, 3894891, 4451304, 5193188, 7789782, 10386376, 15579564, 31159128]

約数ペア:

[(1, 31159128), (2, 15579564), (3, 10386376), (4, 7789782), (6, 5193188), (7, 4451304), (8, 3894891), (11, 2832648), (12, 2596594), (13, 2396856), (14, 2225652), (21, 1483768), (22, 1416324), (24, 1298297), (26, 1198428), (28, 1112826), (33, 944216), (39, 798952), (42, 741884), (44, 708162), (52, 599214), (56, 556413), (66, 472108), (77, 404664), (78, 399476), (84, 370942), (88, 354081), (91, 342408), (104, 299607), (132, 236054), (143, 217896), (154, 202332), (156, 199738), (168, 185471), (182, 171204), (231, 134888), (264, 118027), (273, 114136), (286, 108948), (308, 101166), (312, 99869), (364, 85602), (429, 72632), (462, 67444), (546, 57068), (572, 54474), (616, 50583), (728, 42801), (858, 36316), (924, 33722), (1001, 31128), (1092, 28534), (1144, 27237), (1297, 24024), (1716, 18158), (1848, 16861), (2002, 15564), (2184, 14267), (2594, 12012), (3003, 10376), (3432, 9079), (3891, 8008), (4004, 7782), (5188, 6006)]