18160155

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{839}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 34856640

約数和(自身を除く): 16696485

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 185, 195, 333, 481, 555, 585, 839, 1443, 1665, 2405, 2517, 4195, 4329, 7215, 7551, 10907, 12585, 21645, 31043, 32721, 37755, 54535, 93129, 98163, 155215, 163605, 279387, 403559, 465645, 490815, 1210677, 1396935, 2017795, 3632031, 6053385, 18160155]

約数ペア:

[(1, 18160155), (3, 6053385), (5, 3632031), (9, 2017795), (13, 1396935), (15, 1210677), (37, 490815), (39, 465645), (45, 403559), (65, 279387), (111, 163605), (117, 155215), (185, 98163), (195, 93129), (333, 54535), (481, 37755), (555, 32721), (585, 31043), (839, 21645), (1443, 12585), (1665, 10907), (2405, 7551), (2517, 7215), (4195, 4329)]