251639241

素因数分解:

$3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{40897}}^1$

素因数の和:41200

約数の個数: 16

約数和(自身を含む): 384768384

約数和(自身を除く): 133129143

約数列:

[1, 3, 7, 21, 293, 879, 2051, 6153, 40897, 122691, 286279, 858837, 11982821, 35948463, 83879747, 251639241]

約数ペア:

[(1, 251639241), (3, 83879747), (7, 35948463), (21, 11982821), (293, 858837), (879, 286279), (2051, 122691), (6153, 40897)]