201355571

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{457}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 212629248

約数和(自身を除く): 11273677

約数列:

[1, 31, 61, 233, 457, 1891, 7223, 14167, 14213, 27877, 106481, 440603, 864187, 3300911, 6495341, 201355571]

約数ペア:

[(1, 201355571), (31, 6495341), (61, 3300911), (233, 864187), (457, 440603), (1891, 106481), (7223, 27877), (14167, 14213)]