81606959

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1\times {\mathrm{499}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 95232000

約数和(自身を除く): 13625041

約数列:

[1, 7, 61, 383, 427, 499, 2681, 3493, 23363, 30439, 163541, 191117, 213073, 1337819, 11658137, 81606959]

約数ペア:

[(1, 81606959), (7, 11658137), (61, 1337819), (383, 213073), (427, 191117), (499, 163541), (2681, 30439), (3493, 23363)]