28791411

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{9803}}^1$

素因数の和:9906

約数の個数: 16

約数和(自身を含む): 42353280

約数和(自身を除く): 13561869

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 9803, 29409, 107833, 323499, 872467, 2617401, 9597137, 28791411]

約数ペア:

[(1, 28791411), (3, 9597137), (11, 2617401), (33, 872467), (89, 323499), (267, 107833), (979, 29409), (2937, 9803)]