1912235

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 24

約数和(自身を含む): 2600064

約数和(自身を除く): 687829

約数列:

[1, 5, 13, 31, 65, 73, 155, 169, 365, 403, 845, 949, 2015, 2263, 4745, 5239, 11315, 12337, 26195, 29419, 61685, 147095, 382447, 1912235]

約数ペア:

[(1, 1912235), (5, 382447), (13, 147095), (31, 61685), (65, 29419), (73, 26195), (155, 12337), (169, 11315), (365, 5239), (403, 4745), (845, 2263), (949, 2015)]