81362892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{521557}}^1$

素因数の和:521577

約数の個数: 24

約数和(自身を含む): 204450736

約数和(自身を除く): 123087844

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 521557, 1043114, 1564671, 2086228, 3129342, 6258684, 6780241, 13560482, 20340723, 27120964, 40681446, 81362892]

約数ペア:

[(1, 81362892), (2, 40681446), (3, 27120964), (4, 20340723), (6, 13560482), (12, 6780241), (13, 6258684), (26, 3129342), (39, 2086228), (52, 1564671), (78, 1043114), (156, 521557)]