401026497

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1\times {\mathrm{2131}}^1$

素因数の和:2704

約数の個数: 16

約数和(自身を含む): 539822400

約数和(自身を除く): 138795903

約数列:

[1, 3, 149, 421, 447, 1263, 2131, 6393, 62729, 188187, 317519, 897151, 952557, 2691453, 133675499, 401026497]

約数ペア:

[(1, 401026497), (3, 133675499), (149, 2691453), (421, 952557), (447, 897151), (1263, 317519), (2131, 188187), (6393, 62729)]