1800765

素因数分解:

$3^3\times 5^1\times {\mathrm{13339}}^1$

素因数の和:13353

約数の個数: 16

約数和(自身を含む): 3201600

約数和(自身を除く): 1400835

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 13339, 40017, 66695, 120051, 200085, 360153, 600255, 1800765]

約数ペア:

[(1, 1800765), (3, 600255), (5, 360153), (9, 200085), (15, 120051), (27, 66695), (45, 40017), (135, 13339)]