25415286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1999}}^1$

素因数の和:2180

約数の個数: 32

約数和(自身を含む): 55104000

約数和(自身を除く): 29688714

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 163, 326, 489, 978, 1999, 2119, 3998, 4238, 5997, 6357, 11994, 12714, 25987, 51974, 77961, 155922, 325837, 651674, 977511, 1955022, 4235881, 8471762, 12707643, 25415286]

約数ペア:

[(1, 25415286), (2, 12707643), (3, 8471762), (6, 4235881), (13, 1955022), (26, 977511), (39, 651674), (78, 325837), (163, 155922), (326, 77961), (489, 51974), (978, 25987), (1999, 12714), (2119, 11994), (3998, 6357), (4238, 5997)]