31991492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{4129}}^1$

素因数の和:4295

約数の個数: 24

約数和(自身を含む): 60711000

約数和(自身を除く): 28719508

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 3874, 4129, 7748, 8258, 16516, 53677, 107354, 214708, 615221, 1230442, 2460884, 7997873, 15995746, 31991492]

約数ペア:

[(1, 31991492), (2, 15995746), (4, 7997873), (13, 2460884), (26, 1230442), (52, 615221), (149, 214708), (298, 107354), (596, 53677), (1937, 16516), (3874, 8258), (4129, 7748)]