12905001

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{2309}}^1$

素因数の和:2347

約数の個数: 24

約数和(自身を含む): 20180160

約数和(自身を除く): 7275159

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 2309, 5589, 6927, 20781, 53107, 62343, 159321, 187029, 477963, 561087, 1433889, 4301667, 12905001]

約数ペア:

[(1, 12905001), (3, 4301667), (9, 1433889), (23, 561087), (27, 477963), (69, 187029), (81, 159321), (207, 62343), (243, 53107), (621, 20781), (1863, 6927), (2309, 5589)]