2718855

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 4867200

約数和(自身を除く): 2148345

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 1949, 5847, 9745, 17541, 29235, 60419, 87705, 181257, 302095, 543771, 906285, 2718855]

約数ペア:

[(1, 2718855), (3, 906285), (5, 543771), (9, 302095), (15, 181257), (31, 87705), (45, 60419), (93, 29235), (155, 17541), (279, 9745), (465, 5847), (1395, 1949)]