15212155

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2917}}^1$

素因数の和:3078

約数の個数: 16

約数和(自身を含む): 21009600

約数和(自身を除く): 5797445

約数列:

[1, 5, 7, 35, 149, 745, 1043, 2917, 5215, 14585, 20419, 102095, 434633, 2173165, 3042431, 15212155]

約数ペア:

[(1, 15212155), (5, 3042431), (7, 2173165), (35, 434633), (149, 102095), (745, 20419), (1043, 14585), (2917, 5215)]