221495465

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{84059}}^1$

素因数の和:84112

約数の個数: 16

約数和(自身を含む): 290511360

約数和(自身を除く): 69015895

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 84059, 420295, 1429003, 2605829, 7145015, 13029145, 44299093, 221495465]

約数ペア:

[(1, 221495465), (5, 44299093), (17, 13029145), (31, 7145015), (85, 2605829), (155, 1429003), (527, 420295), (2635, 84059)]