2064609

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:442

約数の個数: 20

約数和(自身を含む): 3136320

約数和(自身を除く): 1071711

約数列:

[1, 3, 9, 27, 71, 81, 213, 359, 639, 1077, 1917, 3231, 5751, 9693, 25489, 29079, 76467, 229401, 688203, 2064609]

約数ペア:

[(1, 2064609), (3, 688203), (9, 229401), (27, 76467), (71, 29079), (81, 25489), (213, 9693), (359, 5751), (639, 3231), (1077, 1917)]