64831917

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{21851}}^1$

素因数の和:21920

約数の個数: 16

約数和(自身を含む): 92302848

約数和(自身を除く): 27470931

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 21851, 65553, 502573, 939593, 1507719, 2818779, 21610639, 64831917]

約数ペア:

[(1, 64831917), (3, 21610639), (23, 2818779), (43, 1507719), (69, 939593), (129, 502573), (989, 65553), (2967, 21851)]