12128751

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{19531}}^1$

素因数の和:19563

約数の個数: 16

約数和(自身を含む): 18750720

約数和(自身を除く): 6621969

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 19531, 58593, 175779, 449213, 527337, 1347639, 4042917, 12128751]

約数ペア:

[(1, 12128751), (3, 4042917), (9, 1347639), (23, 527337), (27, 449213), (69, 175779), (207, 58593), (621, 19531)]