258200313

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{75431}}^1$

素因数の和:75604

約数の個数: 16

約数和(自身を含む): 395867136

約数和(自身を除く): 137666823

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 75431, 226293, 528017, 1584051, 12295253, 36885759, 86066771, 258200313]

約数ペア:

[(1, 258200313), (3, 86066771), (7, 36885759), (21, 12295253), (163, 1584051), (489, 528017), (1141, 226293), (3423, 75431)]