28751445

素因数分解:

$3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1181}}^1$

素因数の和:1733

約数の個数: 24

約数和(自身を含む): 49970232

約数和(自身を除く): 21218787

約数列:

[1, 3, 5, 9, 15, 45, 541, 1181, 1623, 2705, 3543, 4869, 5905, 8115, 10629, 17715, 24345, 53145, 638921, 1916763, 3194605, 5750289, 9583815, 28751445]

約数ペア:

[(1, 28751445), (3, 9583815), (5, 5750289), (9, 3194605), (15, 1916763), (45, 638921), (541, 53145), (1181, 24345), (1623, 17715), (2705, 10629), (3543, 8115), (4869, 5905)]