206621605

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{2657}}^1$

素因数の和:2916

約数の個数: 16

約数和(自身を含む): 252105984

約数和(自身を除く): 45484379

約数列:

[1, 5, 103, 151, 515, 755, 2657, 13285, 15553, 77765, 273671, 401207, 1368355, 2006035, 41324321, 206621605]

約数ペア:

[(1, 206621605), (5, 41324321), (103, 2006035), (151, 1368355), (515, 401207), (755, 273671), (2657, 77765), (13285, 15553)]