664443642

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{1201}}^1$

素因数の和:1459

約数の個数: 64

約数和(自身を含む): 1467786240

約数和(自身を除く): 803342598

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 211, 422, 437, 633, 874, 1201, 1266, 1311, 2402, 2622, 3603, 4009, 4853, 7206, 8018, 9706, 12027, 14559, 22819, 24054, 27623, 29118, 45638, 55246, 68457, 82869, 92207, 136914, 165738, 184414, 253411, 276621, 506822, 524837, 553242, 760233, 1049674, 1520466, 1574511, 3149022, 4814809, 5828453, 9629618, 11656906, 14444427, 17485359, 28888854, 34970718, 110740607, 221481214, 332221821, 664443642]

約数ペア:

[(1, 664443642), (2, 332221821), (3, 221481214), (6, 110740607), (19, 34970718), (23, 28888854), (38, 17485359), (46, 14444427), (57, 11656906), (69, 9629618), (114, 5828453), (138, 4814809), (211, 3149022), (422, 1574511), (437, 1520466), (633, 1049674), (874, 760233), (1201, 553242), (1266, 524837), (1311, 506822), (2402, 276621), (2622, 253411), (3603, 184414), (4009, 165738), (4853, 136914), (7206, 92207), (8018, 82869), (9706, 68457), (12027, 55246), (14559, 45638), (22819, 29118), (24054, 27623)]