28205429

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{863}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 35458560

約数和(自身を除く): 7253131

約数列:

[1, 7, 23, 29, 49, 161, 203, 667, 863, 1127, 1421, 4669, 6041, 19849, 25027, 32683, 42287, 138943, 175189, 575621, 972601, 1226323, 4029347, 28205429]

約数ペア:

[(1, 28205429), (7, 4029347), (23, 1226323), (29, 972601), (49, 575621), (161, 175189), (203, 138943), (667, 42287), (863, 32683), (1127, 25027), (1421, 19849), (4669, 6041)]