331328389

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{2557}}^1$

素因数の和:2844

約数の個数: 16

約数和(自身を含む): 384559488

約数和(自身を除く): 53231099

約数列:

[1, 7, 107, 173, 749, 1211, 2557, 17899, 18511, 129577, 273599, 442361, 1915193, 3096527, 47332627, 331328389]

約数ペア:

[(1, 331328389), (7, 47332627), (107, 3096527), (173, 1915193), (749, 442361), (1211, 273599), (2557, 129577), (17899, 18511)]