15687621

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{5641}}^1$

素因数の和:5753

約数の個数: 16

約数和(自身を含む): 23470720

約数和(自身を除く): 7783099

約数列:

[1, 3, 9, 27, 103, 309, 927, 2781, 5641, 16923, 50769, 152307, 581023, 1743069, 5229207, 15687621]

約数ペア:

[(1, 15687621), (3, 5229207), (9, 1743069), (27, 581023), (103, 152307), (309, 50769), (927, 16923), (2781, 5641)]