1277145

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 2243592

約数和(自身を除く): 966447

約数列:

[1, 3, 5, 9, 15, 45, 101, 281, 303, 505, 843, 909, 1405, 1515, 2529, 4215, 4545, 12645, 28381, 85143, 141905, 255429, 425715, 1277145]

約数ペア:

[(1, 1277145), (3, 425715), (5, 255429), (9, 141905), (15, 85143), (45, 28381), (101, 12645), (281, 4545), (303, 4215), (505, 2529), (843, 1515), (909, 1405)]