320085

素因数分解:

$3^3\times 5^1\times {\mathrm{2371}}^1$

素因数の和:2385

約数の個数: 16

約数和(自身を含む): 569280

約数和(自身を除く): 249195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2371, 7113, 11855, 21339, 35565, 64017, 106695, 320085]

約数ペア:

[(1, 320085), (3, 106695), (5, 64017), (9, 35565), (15, 21339), (27, 11855), (45, 7113), (135, 2371)]