23126905

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{409}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 28575360

約数和(自身を除く): 5448455

約数列:

[1, 5, 43, 215, 263, 409, 1315, 2045, 11309, 17587, 56545, 87935, 107567, 537835, 4625381, 23126905]

約数ペア:

[(1, 23126905), (5, 4625381), (43, 537835), (215, 107567), (263, 87935), (409, 56545), (1315, 17587), (2045, 11309)]