25121061

素因数分解:

$3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1409}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 41645760

約数和(自身を除く): 16524699

約数列:

[1, 3, 7, 9, 21, 63, 283, 849, 1409, 1981, 2547, 4227, 5943, 9863, 12681, 17829, 29589, 88767, 398747, 1196241, 2791229, 3588723, 8373687, 25121061]

約数ペア:

[(1, 25121061), (3, 8373687), (7, 3588723), (9, 2791229), (21, 1196241), (63, 398747), (283, 88767), (849, 29589), (1409, 17829), (1981, 12681), (2547, 9863), (4227, 5943)]