71828395

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{2843}}^1$

素因数の和:3042

約数の個数: 16

約数和(自身を含む): 89551872

約数和(自身を除く): 17723477

約数列:

[1, 5, 31, 155, 163, 815, 2843, 5053, 14215, 25265, 88133, 440665, 463409, 2317045, 14365679, 71828395]

約数ペア:

[(1, 71828395), (5, 14365679), (31, 2317045), (155, 463409), (163, 440665), (815, 88133), (2843, 25265), (5053, 14215)]