666156

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 1591744

約数和(自身を除く): 925588

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 1291, 2582, 3873, 5164, 7746, 15492, 55513, 111026, 166539, 222052, 333078, 666156]

約数ペア:

[(1, 666156), (2, 333078), (3, 222052), (4, 166539), (6, 111026), (12, 55513), (43, 15492), (86, 7746), (129, 5164), (172, 3873), (258, 2582), (516, 1291)]