91215019

素因数分解:

$7^3\times {\mathrm{101}}^1\times {\mathrm{2633}}^1$

素因数の和:2755

約数の個数: 16

約数和(自身を含む): 107467200

約数和(自身を除く): 16252181

約数列:

[1, 7, 49, 101, 343, 707, 2633, 4949, 18431, 34643, 129017, 265933, 903119, 1861531, 13030717, 91215019]

約数ペア:

[(1, 91215019), (7, 13030717), (49, 1861531), (101, 903119), (343, 265933), (707, 129017), (2633, 34643), (4949, 18431)]