211380207837

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{991}}^1\times {\mathrm{20747}}^1$

素因数の和:21913

約数の個数: 32

約数和(自身を含む): 296381030400

約数和(自身を除く): 85000822563

約数列:

[1, 3, 23, 69, 149, 447, 991, 2973, 3427, 10281, 20747, 22793, 62241, 68379, 147659, 442977, 477181, 1431543, 3091303, 3396157, 9273909, 10188471, 20560277, 61680831, 71099969, 213299907, 472886371, 1418659113, 3063481273, 9190443819, 70460069279, 211380207837]

約数ペア:

[(1, 211380207837), (3, 70460069279), (23, 9190443819), (69, 3063481273), (149, 1418659113), (447, 472886371), (991, 213299907), (2973, 71099969), (3427, 61680831), (10281, 20560277), (20747, 10188471), (22793, 9273909), (62241, 3396157), (68379, 3091303), (147659, 1431543), (442977, 477181)]