261076321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{2309}}^1$

素因数の和:2880

約数の個数: 16

約数和(自身を含む): 300484800

約数和(自身を除く): 39408479

約数列:

[1, 11, 19, 209, 541, 2309, 5951, 10279, 25399, 43871, 113069, 482581, 1249169, 13740859, 23734211, 261076321]

約数ペア:

[(1, 261076321), (11, 23734211), (19, 13740859), (209, 1249169), (541, 482581), (2309, 113069), (5951, 43871), (10279, 25399)]