68213205

素因数分解:

$3^3\times 5^1\times {\mathrm{505283}}^1$

素因数の和:505297

約数の個数: 16

約数和(自身を含む): 121268160

約数和(自身を除く): 53054955

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 505283, 1515849, 2526415, 4547547, 7579245, 13642641, 22737735, 68213205]

約数ペア:

[(1, 68213205), (3, 22737735), (5, 13642641), (9, 7579245), (15, 4547547), (27, 2526415), (45, 1515849), (135, 505283)]