221609638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{9431}}^1$

素因数の和:9843

約数の個数: 16

約数和(自身を含む): 344079360

約数和(自身を除く): 122469722

約数列:

[1, 2, 31, 62, 379, 758, 9431, 11749, 18862, 23498, 292361, 584722, 3574349, 7148698, 110804819, 221609638]

約数ペア:

[(1, 221609638), (2, 110804819), (31, 7148698), (62, 3574349), (379, 584722), (758, 292361), (9431, 23498), (11749, 18862)]