1080261

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 1921920

約数和(自身を除く): 841659

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 1319, 3957, 9233, 11871, 17147, 27699, 51441, 83097, 120029, 154323, 360087, 1080261]

約数ペア:

[(1, 1080261), (3, 360087), (7, 154323), (9, 120029), (13, 83097), (21, 51441), (39, 27699), (63, 17147), (91, 11871), (117, 9233), (273, 3957), (819, 1319)]