8131361

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:344

約数の個数: 16

約数和(自身を含む): 9582720

約数和(自身を除く): 1451359

約数列:

[1, 7, 61, 137, 139, 427, 959, 973, 8357, 8479, 19043, 58499, 59353, 133301, 1161623, 8131361]

約数ペア:

[(1, 8131361), (7, 1161623), (61, 133301), (137, 59353), (139, 58499), (427, 19043), (959, 8479), (973, 8357)]