28473975

素因数分解:

$3^2\times 5^2\times {\mathrm{126551}}^1$

素因数の和:126567

約数の個数: 18

約数和(自身を含む): 51000456

約数和(自身を除く): 22526481

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 126551, 379653, 632755, 1138959, 1898265, 3163775, 5694795, 9491325, 28473975]

約数ペア:

[(1, 28473975), (3, 9491325), (5, 5694795), (9, 3163775), (15, 1898265), (25, 1138959), (45, 632755), (75, 379653), (225, 126551)]