122891881

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{1039}}^1$

素因数の和:1384

約数の個数: 16

約数和(自身を含む): 143403520

約数和(自身を除く): 20511639

約数列:

[1, 7, 61, 277, 427, 1039, 1939, 7273, 16897, 63379, 118279, 287803, 443653, 2014621, 17555983, 122891881]

約数ペア:

[(1, 122891881), (7, 17555983), (61, 2014621), (277, 443653), (427, 287803), (1039, 118279), (1939, 63379), (7273, 16897)]