290421507

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{23143}}^1$

素因数の和:23282

約数の個数: 16

約数和(自身を含む): 399928320

約数和(自身を除く): 109506813

約数列:

[1, 3, 47, 89, 141, 267, 4183, 12549, 23143, 69429, 1087721, 2059727, 3263163, 6179181, 96807169, 290421507]

約数ペア:

[(1, 290421507), (3, 96807169), (47, 6179181), (89, 3263163), (141, 2059727), (267, 1087721), (4183, 69429), (12549, 23143)]