12740286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163337}}^1$

素因数の和:163355

約数の個数: 16

約数和(自身を含む): 27440784

約数和(自身を除く): 14700498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 163337, 326674, 490011, 980022, 2123381, 4246762, 6370143, 12740286]

約数ペア:

[(1, 12740286), (2, 6370143), (3, 4246762), (6, 2123381), (13, 980022), (26, 490011), (39, 326674), (78, 163337)]