28936593

素因数分解:

$3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1091}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 47925696

約数和(自身を除く): 18989103

約数列:

[1, 3, 7, 9, 21, 63, 421, 1091, 1263, 2947, 3273, 3789, 7637, 8841, 9819, 22911, 26523, 68733, 459311, 1377933, 3215177, 4133799, 9645531, 28936593]

約数ペア:

[(1, 28936593), (3, 9645531), (7, 4133799), (9, 3215177), (21, 1377933), (63, 459311), (421, 68733), (1091, 26523), (1263, 22911), (2947, 9819), (3273, 8841), (3789, 7637)]