28361907

素因数分解:

$3^4\times 7^1\times {\mathrm{50021}}^1$

素因数の和:50040

約数の個数: 20

約数和(自身を含む): 48421296

約数和(自身を除く): 20059389

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 50021, 150063, 350147, 450189, 1050441, 1350567, 3151323, 4051701, 9453969, 28361907]

約数ペア:

[(1, 28361907), (3, 9453969), (7, 4051701), (9, 3151323), (21, 1350567), (27, 1050441), (63, 450189), (81, 350147), (189, 150063), (567, 50021)]