18007245

素因数分解:

$3^3\times 5^1\times {\mathrm{133387}}^1$

素因数の和:133401

約数の個数: 16

約数和(自身を含む): 32013120

約数和(自身を除く): 14005875

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 133387, 400161, 666935, 1200483, 2000805, 3601449, 6002415, 18007245]

約数ペア:

[(1, 18007245), (3, 6002415), (5, 3601449), (9, 2000805), (15, 1200483), (27, 666935), (45, 400161), (135, 133387)]