216879260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{834151}}^1$

素因数の和:834173

約数の個数: 24

約数和(自身を含む): 490481376

約数和(自身を除く): 273602116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 834151, 1668302, 3336604, 4170755, 8341510, 10843963, 16683020, 21687926, 43375852, 54219815, 108439630, 216879260]

約数ペア:

[(1, 216879260), (2, 108439630), (4, 54219815), (5, 43375852), (10, 21687926), (13, 16683020), (20, 10843963), (26, 8341510), (52, 4170755), (65, 3336604), (130, 1668302), (260, 834151)]