189871129

素因数分解:

$7^2\times {\mathrm{443}}^1\times {\mathrm{8747}}^1$

素因数の和:9204

約数の個数: 12

約数和(自身を含む): 221394384

約数和(自身を除く): 31523255

約数列:

[1, 7, 49, 443, 3101, 8747, 21707, 61229, 428603, 3874921, 27124447, 189871129]

約数ペア:

[(1, 189871129), (7, 27124447), (49, 3874921), (443, 428603), (3101, 61229), (8747, 21707)]