28343231

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2069}}^1$

素因数の和:2198

約数の個数: 16

約数和(自身を含む): 34444800

約数和(自身を除く): 6101569

約数列:

[1, 7, 19, 103, 133, 721, 1957, 2069, 13699, 14483, 39311, 213107, 275177, 1491749, 4049033, 28343231]

約数ペア:

[(1, 28343231), (7, 4049033), (19, 1491749), (103, 275177), (133, 213107), (721, 39311), (1957, 14483), (2069, 13699)]