31125290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{63521}}^1$

素因数の和:63542

約数の個数: 24

約数和(自身を含む): 65173572

約数和(自身を除く): 34048282

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 63521, 127042, 317605, 444647, 635210, 889294, 2223235, 3112529, 4446470, 6225058, 15562645, 31125290]

約数ペア:

[(1, 31125290), (2, 15562645), (5, 6225058), (7, 4446470), (10, 3112529), (14, 2223235), (35, 889294), (49, 635210), (70, 444647), (98, 317605), (245, 127042), (490, 63521)]