28297425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29023}}^1$

素因数の和:29049

約数の個数: 24

約数和(自身を含む): 50385664

約数和(自身を除く): 22088239

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 29023, 87069, 145115, 377299, 435345, 725575, 1131897, 1886495, 2176725, 5659485, 9432475, 28297425]

約数ペア:

[(1, 28297425), (3, 9432475), (5, 5659485), (13, 2176725), (15, 1886495), (25, 1131897), (39, 725575), (65, 435345), (75, 377299), (195, 145115), (325, 87069), (975, 29023)]