157798921

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1\times {\mathrm{757}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 183035776

約数和(自身を除く): 25236855

約数列:

[1, 7, 97, 307, 679, 757, 2149, 5299, 29779, 73429, 208453, 232399, 514003, 1626793, 22542703, 157798921]

約数ペア:

[(1, 157798921), (7, 22542703), (97, 1626793), (307, 514003), (679, 232399), (757, 208453), (2149, 73429), (5299, 29779)]