39742171

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 46528768

約数和(自身を除く): 6786597

約数列:

[1, 7, 61, 163, 427, 571, 1141, 3997, 9943, 34831, 69601, 93073, 243817, 651511, 5677453, 39742171]

約数ペア:

[(1, 39742171), (7, 5677453), (61, 651511), (163, 243817), (427, 93073), (571, 69601), (1141, 34831), (3997, 9943)]