47903175

素因数分解:

$3^2\times 5^2\times {\mathrm{212903}}^1$

素因数の和:212919

約数の個数: 18

約数和(自身を含む): 85800312

約数和(自身を除く): 37897137

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 212903, 638709, 1064515, 1916127, 3193545, 5322575, 9580635, 15967725, 47903175]

約数ペア:

[(1, 47903175), (3, 15967725), (5, 9580635), (9, 5322575), (15, 3193545), (25, 1916127), (45, 1064515), (75, 638709), (225, 212903)]