31139284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{707711}}^1$

素因数の和:707726

約数の個数: 12

約数和(自身を含む): 59447808

約数和(自身を除く): 28308524

約数列:

[1, 2, 4, 11, 22, 44, 707711, 1415422, 2830844, 7784821, 15569642, 31139284]

約数ペア:

[(1, 31139284), (2, 15569642), (4, 7784821), (11, 2830844), (22, 1415422), (44, 707711)]