398889468

素因数分解:

$2^2\times 3^3\times {\mathrm{1571}}^1\times {\mathrm{2351}}^1$

素因数の和:3935

約数の個数: 48

約数和(自身を含む): 1035256320

約数和(自身を除く): 636366852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 1571, 2351, 3142, 4702, 4713, 6284, 7053, 9404, 9426, 14106, 14139, 18852, 21159, 28212, 28278, 42318, 42417, 56556, 63477, 84636, 84834, 126954, 169668, 253908, 3693421, 7386842, 11080263, 14773684, 22160526, 33240789, 44321052, 66481578, 99722367, 132963156, 199444734, 398889468]

約数ペア:

[(1, 398889468), (2, 199444734), (3, 132963156), (4, 99722367), (6, 66481578), (9, 44321052), (12, 33240789), (18, 22160526), (27, 14773684), (36, 11080263), (54, 7386842), (108, 3693421), (1571, 253908), (2351, 169668), (3142, 126954), (4702, 84834), (4713, 84636), (6284, 63477), (7053, 56556), (9404, 42417), (9426, 42318), (14106, 28278), (14139, 28212), (18852, 21159)]