201202281

素因数分解:

$3^2\times 7^2\times {\mathrm{456241}}^1$

素因数の和:456261

約数の個数: 18

約数和(自身を含む): 338075322

約数和(自身を除く): 136873041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 456241, 1368723, 3193687, 4106169, 9581061, 22355809, 28743183, 67067427, 201202281]

約数ペア:

[(1, 201202281), (3, 67067427), (7, 28743183), (9, 22355809), (21, 9581061), (49, 4106169), (63, 3193687), (147, 1368723), (441, 456241)]