18943335

素因数分解:

$3^3\times 5^1\times {\mathrm{140321}}^1$

素因数の和:140335

約数の個数: 16

約数和(自身を含む): 33677280

約数和(自身を除く): 14733945

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 140321, 420963, 701605, 1262889, 2104815, 3788667, 6314445, 18943335]

約数ペア:

[(1, 18943335), (3, 6314445), (5, 3788667), (9, 2104815), (15, 1262889), (27, 701605), (45, 420963), (135, 140321)]