28239717

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{7573}}^1$

素因数の和:7700

約数の個数: 16

約数和(自身を含む): 41444928

約数和(自身を除く): 13205211

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 7573, 22719, 83303, 249909, 855749, 2567247, 9413239, 28239717]

約数ペア:

[(1, 28239717), (3, 9413239), (11, 2567247), (33, 855749), (113, 249909), (339, 83303), (1243, 22719), (3729, 7573)]