20161358307

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{72262933}}^1$

素因数の和:72262970

約数の個数: 12

約数和(自身を含む): 30061380544

約数和(自身を除く): 9900022237

約数列:

[1, 3, 9, 31, 93, 279, 72262933, 216788799, 650366397, 2240150923, 6720452769, 20161358307]

約数ペア:

[(1, 20161358307), (3, 6720452769), (9, 2240150923), (31, 650366397), (93, 216788799), (279, 72262933)]