68899805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{17377}}^1$

素因数の和:17456

約数の個数: 16

約数和(自身を含む): 90504624

約数和(自身を除く): 21604819

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 17377, 86885, 225901, 1059997, 1129505, 5299985, 13779961, 68899805]

約数ペア:

[(1, 68899805), (5, 13779961), (13, 5299985), (61, 1129505), (65, 1059997), (305, 225901), (793, 86885), (3965, 17377)]