2051215035

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{81349}}^1$

素因数の和:81439

約数の個数: 24

約数和(自身を含む): 3363985200

約数和(自身を除く): 1312770165

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 1681, 5043, 8405, 25215, 81349, 244047, 406745, 1220235, 3335309, 10005927, 16676545, 50029635, 136747669, 410243007, 683738345, 2051215035]

約数ペア:

[(1, 2051215035), (3, 683738345), (5, 410243007), (15, 136747669), (41, 50029635), (123, 16676545), (205, 10005927), (615, 3335309), (1681, 1220235), (5043, 406745), (8405, 244047), (25215, 81349)]