79813521

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{521657}}^1$

素因数の和:521680

約数の個数: 12

約数和(自身を含む): 122067972

約数和(自身を除く): 42254451

約数列:

[1, 3, 9, 17, 51, 153, 521657, 1564971, 4694913, 8868169, 26604507, 79813521]

約数ペア:

[(1, 79813521), (3, 26604507), (9, 8868169), (17, 4694913), (51, 1564971), (153, 521657)]