321977656

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1365

約数の個数: 128

約数和(自身を含む): 837365760

約数和(自身を除く): 515388104

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 124, 143, 154, 182, 217, 248, 286, 308, 341, 364, 403, 434, 572, 616, 682, 728, 806, 868, 1001, 1144, 1297, 1364, 1612, 1736, 2002, 2387, 2594, 2728, 2821, 3224, 4004, 4433, 4774, 5188, 5642, 8008, 8866, 9079, 9548, 10376, 11284, 14267, 16861, 17732, 18158, 19096, 22568, 28534, 31031, 33722, 35464, 36316, 40207, 57068, 62062, 67444, 72632, 80414, 99869, 114136, 118027, 124124, 134888, 160828, 185471, 199738, 236054, 248248, 281449, 321656, 370942, 399476, 442277, 472108, 522691, 562898, 741884, 798952, 884554, 944216, 1045382, 1125796, 1298297, 1483768, 1769108, 2090764, 2251592, 2596594, 3095939, 3538216, 3658837, 4181528, 5193188, 5749601, 6191878, 7317674, 10386376, 11499202, 12383756, 14635348, 22998404, 24767512, 29270696, 40247207, 45996808, 80494414, 160988828, 321977656]

約数ペア:

[(1, 321977656), (2, 160988828), (4, 80494414), (7, 45996808), (8, 40247207), (11, 29270696), (13, 24767512), (14, 22998404), (22, 14635348), (26, 12383756), (28, 11499202), (31, 10386376), (44, 7317674), (52, 6191878), (56, 5749601), (62, 5193188), (77, 4181528), (88, 3658837), (91, 3538216), (104, 3095939), (124, 2596594), (143, 2251592), (154, 2090764), (182, 1769108), (217, 1483768), (248, 1298297), (286, 1125796), (308, 1045382), (341, 944216), (364, 884554), (403, 798952), (434, 741884), (572, 562898), (616, 522691), (682, 472108), (728, 442277), (806, 399476), (868, 370942), (1001, 321656), (1144, 281449), (1297, 248248), (1364, 236054), (1612, 199738), (1736, 185471), (2002, 160828), (2387, 134888), (2594, 124124), (2728, 118027), (2821, 114136), (3224, 99869), (4004, 80414), (4433, 72632), (4774, 67444), (5188, 62062), (5642, 57068), (8008, 40207), (8866, 36316), (9079, 35464), (9548, 33722), (10376, 31031), (11284, 28534), (14267, 22568), (16861, 19096), (17732, 18158)]