28818993

素因数分解:

$3^1\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{1291}}^1$

素因数の和:2364

約数の個数: 16

約数和(自身を含む): 43990016

約数和(自身を除く): 15171023

約数列:

[1, 3, 7, 21, 1063, 1291, 3189, 3873, 7441, 9037, 22323, 27111, 1372333, 4116999, 9606331, 28818993]

約数ペア:

[(1, 28818993), (3, 9606331), (7, 4116999), (21, 1372333), (1063, 27111), (1291, 22323), (3189, 9037), (3873, 7441)]