628403978

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1\times {\mathrm{3659}}^1$

素因数の和:5701

約数の個数: 16

約数和(自身を含む): 965273760

約数和(自身を除く): 336869782

約数列:

[1, 2, 43, 86, 1997, 3659, 3994, 7318, 85871, 157337, 171742, 314674, 7307023, 14614046, 314201989, 628403978]

約数ペア:

[(1, 628403978), (2, 314201989), (43, 14614046), (86, 7307023), (1997, 314674), (3659, 171742), (3994, 157337), (7318, 85871)]