72860881

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 77969920

約数和(自身を除く): 5109039

約数列:

[1, 31, 37, 139, 457, 1147, 4309, 5143, 14167, 16909, 63523, 159433, 524179, 1969213, 2350351, 72860881]

約数ペア:

[(1, 72860881), (31, 2350351), (37, 1969213), (139, 524179), (457, 159433), (1147, 63523), (4309, 16909), (5143, 14167)]