1900547481

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{12781}}^1$

素因数の和:12961

約数の個数: 32

約数和(自身を含む): 2966242048

約数和(自身を除く): 1065694567

約数列:

[1, 3, 7, 21, 73, 97, 219, 291, 511, 679, 1533, 2037, 7081, 12781, 21243, 38343, 49567, 89467, 148701, 268401, 933013, 1239757, 2799039, 3719271, 6531091, 8678299, 19593273, 26034897, 90502261, 271506783, 633515827, 1900547481]

約数ペア:

[(1, 1900547481), (3, 633515827), (7, 271506783), (21, 90502261), (73, 26034897), (97, 19593273), (219, 8678299), (291, 6531091), (511, 3719271), (679, 2799039), (1533, 1239757), (2037, 933013), (7081, 268401), (12781, 148701), (21243, 89467), (38343, 49567)]