81317652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{521267}}^1$

素因数の和:521287

約数の個数: 24

約数和(自身を含む): 204337056

約数和(自身を除く): 123019404

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 521267, 1042534, 1563801, 2085068, 3127602, 6255204, 6776471, 13552942, 20329413, 27105884, 40658826, 81317652]

約数ペア:

[(1, 81317652), (2, 40658826), (3, 27105884), (4, 20329413), (6, 13552942), (12, 6776471), (13, 6255204), (26, 3127602), (39, 2085068), (52, 1563801), (78, 1042534), (156, 521267)]