16301781

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 24155040

約数和(自身を除く): 7853259

約数列:

[1, 3, 9, 83, 139, 157, 249, 417, 471, 747, 1251, 1413, 11537, 13031, 21823, 34611, 39093, 65469, 103833, 117279, 196407, 1811309, 5433927, 16301781]

約数ペア:

[(1, 16301781), (3, 5433927), (9, 1811309), (83, 196407), (139, 117279), (157, 103833), (249, 65469), (417, 39093), (471, 34611), (747, 21823), (1251, 13031), (1413, 11537)]