789747478

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{137443}}^1$

素因数の和:137488

約数の個数: 24

約数和(自身を含む): 1358221608

約数和(自身を除く): 568474130

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 5746, 137443, 274886, 1786759, 2336531, 3573518, 4673062, 23227867, 30374903, 46455734, 60749806, 394873739, 789747478]

約数ペア:

[(1, 789747478), (2, 394873739), (13, 60749806), (17, 46455734), (26, 30374903), (34, 23227867), (169, 4673062), (221, 3573518), (338, 2336531), (442, 1786759), (2873, 274886), (5746, 137443)]