9976916

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1415

約数の個数: 24

約数和(自身を含む): 18332160

約数和(自身を除く): 8355244

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1319, 1891, 2638, 3782, 5276, 7564, 40889, 80459, 81778, 160918, 163556, 321836, 2494229, 4988458, 9976916]

約数ペア:

[(1, 9976916), (2, 4988458), (4, 2494229), (31, 321836), (61, 163556), (62, 160918), (122, 81778), (124, 80459), (244, 40889), (1319, 7564), (1891, 5276), (2638, 3782)]