2861985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 5306112

約数和(自身を除く): 2444127

約数列:

[1, 3, 5, 7, 15, 21, 35, 97, 105, 281, 291, 485, 679, 843, 1405, 1455, 1967, 2037, 3395, 4215, 5901, 9835, 10185, 27257, 29505, 81771, 136285, 190799, 408855, 572397, 953995, 2861985]

約数ペア:

[(1, 2861985), (3, 953995), (5, 572397), (7, 408855), (15, 190799), (21, 136285), (35, 81771), (97, 29505), (105, 27257), (281, 10185), (291, 9835), (485, 5901), (679, 4215), (843, 3395), (1405, 2037), (1455, 1967)]