268522205

素因数分解:

$5^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{2441}}^1$

素因数の和:2909

約数の個数: 24

約数和(自身を含む): 375823800

約数和(自身を除く): 107301595

約数列:

[1, 5, 7, 35, 49, 245, 449, 2245, 2441, 3143, 12205, 15715, 17087, 22001, 85435, 110005, 119609, 598045, 1096009, 5480045, 7672063, 38360315, 53704441, 268522205]

約数ペア:

[(1, 268522205), (5, 53704441), (7, 38360315), (35, 7672063), (49, 5480045), (245, 1096009), (449, 598045), (2245, 119609), (2441, 110005), (3143, 85435), (12205, 22001), (15715, 17087)]