221842945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{25339}}^1$

素因数の和:25464

約数の個数: 16

約数和(自身を含む): 284618880

約数和(自身を除く): 62775935

約数列:

[1, 5, 17, 85, 103, 515, 1751, 8755, 25339, 126695, 430763, 2153815, 2609917, 13049585, 44368589, 221842945]

約数ペア:

[(1, 221842945), (5, 44368589), (17, 13049585), (85, 2609917), (103, 2153815), (515, 430763), (1751, 126695), (8755, 25339)]