259125828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1661063}}^1$

素因数の和:1661083

約数の個数: 24

約数和(自身を含む): 651137088

約数和(自身を除く): 392011260

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1661063, 3322126, 4983189, 6644252, 9966378, 19932756, 21593819, 43187638, 64781457, 86375276, 129562914, 259125828]

約数ペア:

[(1, 259125828), (2, 129562914), (3, 86375276), (4, 64781457), (6, 43187638), (12, 21593819), (13, 19932756), (26, 9966378), (39, 6644252), (52, 4983189), (78, 3322126), (156, 1661063)]