81713119

素因数分解:

${\mathrm{47}}^2\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:686

約数の個数: 12

約数和(自身を含む): 84827088

約数和(自身を除く): 3113969

約数列:

[1, 47, 71, 521, 2209, 3337, 24487, 36991, 156839, 1150889, 1738577, 81713119]

約数ペア:

[(1, 81713119), (47, 1738577), (71, 1150889), (521, 156839), (2209, 36991), (3337, 24487)]