84781251

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3001}}^1$

素因数の和:3123

約数の個数: 24

約数和(自身を含む): 127068656

約数和(自身を除く): 42287405

約数列:

[1, 3, 9, 43, 73, 129, 219, 387, 657, 3001, 3139, 9003, 9417, 27009, 28251, 129043, 219073, 387129, 657219, 1161387, 1971657, 9420139, 28260417, 84781251]

約数ペア:

[(1, 84781251), (3, 28260417), (9, 9420139), (43, 1971657), (73, 1161387), (129, 657219), (219, 387129), (387, 219073), (657, 129043), (3001, 28251), (3139, 27009), (9003, 9417)]