220984555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{30671}}^1$

素因数の和:30818

約数の個数: 16

約数和(自身を含む): 291506688

約数和(自身を除く): 70522133

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 30671, 153355, 337381, 1686905, 4017901, 20089505, 44196911, 220984555]

約数ペア:

[(1, 220984555), (5, 44196911), (11, 20089505), (55, 4017901), (131, 1686905), (655, 337381), (1441, 153355), (7205, 30671)]