639719993

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{6959}}^1$

素因数の和:7168

約数の個数: 16

約数和(自身を含む): 714597120

約数和(自身を除く): 74877127

約数列:

[1, 11, 61, 137, 671, 1507, 6959, 8357, 76549, 91927, 424499, 953383, 4669489, 10487213, 58156363, 639719993]

約数ペア:

[(1, 639719993), (11, 58156363), (61, 10487213), (137, 4669489), (671, 953383), (1507, 424499), (6959, 91927), (8357, 76549)]