23012505

素因数分解:

$3^4\times 5^1\times {\mathrm{56821}}^1$

素因数の和:56838

約数の個数: 20

約数和(自身を含む): 41252772

約数和(自身を除く): 18240267

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 56821, 170463, 284105, 511389, 852315, 1534167, 2556945, 4602501, 7670835, 23012505]

約数ペア:

[(1, 23012505), (3, 7670835), (5, 4602501), (9, 2556945), (15, 1534167), (27, 852315), (45, 511389), (81, 284105), (135, 170463), (405, 56821)]