8159391

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{113}}^2$

素因数の和:303

約数の個数: 18

約数和(自身を含む): 12058488

約数和(自身を除く): 3899097

約数列:

[1, 3, 9, 71, 113, 213, 339, 639, 1017, 8023, 12769, 24069, 38307, 72207, 114921, 906599, 2719797, 8159391]

約数ペア:

[(1, 8159391), (3, 2719797), (9, 906599), (71, 114921), (113, 72207), (213, 38307), (339, 24069), (639, 12769), (1017, 8023)]