331370637

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 505185408

約数和(自身を除く): 173814771

約数列:

[1, 3, 13, 23, 39, 69, 157, 169, 181, 299, 471, 507, 543, 897, 2041, 2353, 3611, 3887, 4163, 6123, 7059, 10833, 11661, 12489, 26533, 28417, 30589, 46943, 54119, 79599, 85251, 91767, 140829, 162357, 369421, 610259, 653591, 703547, 1108263, 1830777, 1960773, 2110641, 4802473, 8496683, 14407419, 25490049, 110456879, 331370637]

約数ペア:

[(1, 331370637), (3, 110456879), (13, 25490049), (23, 14407419), (39, 8496683), (69, 4802473), (157, 2110641), (169, 1960773), (181, 1830777), (299, 1108263), (471, 703547), (507, 653591), (543, 610259), (897, 369421), (2041, 162357), (2353, 140829), (3611, 91767), (3887, 85251), (4163, 79599), (6123, 54119), (7059, 46943), (10833, 30589), (11661, 28417), (12489, 26533)]