81530767

素因数分解:

${\mathrm{19}}^2\times {\mathrm{449}}^1\times {\mathrm{503}}^1$

素因数の和:990

約数の個数: 12

約数和(自身を含む): 86410800

約数和(自身を除く): 4880033

約数列:

[1, 19, 361, 449, 503, 8531, 9557, 162089, 181583, 225847, 4291093, 81530767]

約数ペア:

[(1, 81530767), (19, 4291093), (361, 225847), (449, 181583), (503, 162089), (8531, 9557)]