2160855

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1591

約数の個数: 24

約数和(自身を含む): 3868800

約数和(自身を除く): 1707945

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 1549, 4647, 7745, 13941, 23235, 48019, 69705, 144057, 240095, 432171, 720285, 2160855]

約数ペア:

[(1, 2160855), (3, 720285), (5, 432171), (9, 240095), (15, 144057), (31, 69705), (45, 48019), (93, 23235), (155, 13941), (279, 7745), (465, 4647), (1395, 1549)]