221497342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{22727}}^1$

素因数の和:23183

約数の個数: 16

約数和(自身を含む): 363284352

約数和(自身を除く): 141787010

約数列:

[1, 2, 11, 22, 443, 886, 4873, 9746, 22727, 45454, 249997, 499994, 10068061, 20136122, 110748671, 221497342]

約数ペア:

[(1, 221497342), (2, 110748671), (11, 20136122), (22, 10068061), (443, 499994), (886, 249997), (4873, 45454), (9746, 22727)]