258529281

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{25117}}^1$

素因数の和:25240

約数の個数: 16

約数和(自身を含む): 356876544

約数和(自身を除く): 98347263

約数列:

[1, 3, 47, 73, 141, 219, 3431, 10293, 25117, 75351, 1180499, 1833541, 3541497, 5500623, 86176427, 258529281]

約数ペア:

[(1, 258529281), (3, 86176427), (47, 5500623), (73, 3541497), (141, 1833541), (219, 1180499), (3431, 75351), (10293, 25117)]