31102253

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 39211776

約数和(自身を除く): 8109523

約数列:

[1, 7, 13, 61, 91, 169, 427, 431, 793, 1183, 3017, 5551, 5603, 10309, 26291, 39221, 72163, 72839, 184037, 341783, 509873, 2392481, 4443179, 31102253]

約数ペア:

[(1, 31102253), (7, 4443179), (13, 2392481), (61, 509873), (91, 341783), (169, 184037), (427, 72839), (431, 72163), (793, 39221), (1183, 26291), (3017, 10309), (5551, 5603)]