91238195

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1637}}^1$

素因数の和:1870

約数の個数: 16

約数和(自身を含む): 111803328

約数和(自身を除く): 20565133

約数列:

[1, 5, 71, 157, 355, 785, 1637, 8185, 11147, 55735, 116227, 257009, 581135, 1285045, 18247639, 91238195]

約数ペア:

[(1, 91238195), (5, 18247639), (71, 1285045), (157, 581135), (355, 257009), (785, 116227), (1637, 55735), (8185, 11147)]