201660976811

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{3651757}}^1$

素因数の和:3651808

約数の個数: 20

約数和(自身を含む): 245485779792

約数和(自身を除く): 43824802981

約数列:

[1, 7, 23, 49, 161, 343, 1127, 2401, 7889, 55223, 3651757, 25562299, 83990411, 178936093, 587932877, 1252552651, 4115530139, 8767868557, 28808710973, 201660976811]

約数ペア:

[(1, 201660976811), (7, 28808710973), (23, 8767868557), (49, 4115530139), (161, 1252552651), (343, 587932877), (1127, 178936093), (2401, 83990411), (7889, 25562299), (55223, 3651757)]