211231385

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{13043}}^1$

素因数の和:13168

約数の個数: 16

約数和(自身を含む): 262967040

約数和(自身を除く): 51735655

約数列:

[1, 5, 41, 79, 205, 395, 3239, 13043, 16195, 65215, 534763, 1030397, 2673815, 5151985, 42246277, 211231385]

約数ペア:

[(1, 211231385), (5, 42246277), (41, 5151985), (79, 2673815), (205, 1030397), (395, 534763), (3239, 65215), (13043, 16195)]