18031455

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2371}}^1$

素因数の和:2408

約数の個数: 36

約数和(自身を含む): 33857928

約数和(自身を除く): 15826473

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2371, 2535, 7113, 7605, 11855, 21339, 30823, 35565, 92469, 106695, 154115, 277407, 400699, 462345, 1202097, 1387035, 2003495, 3606291, 6010485, 18031455]

約数ペア:

[(1, 18031455), (3, 6010485), (5, 3606291), (9, 2003495), (13, 1387035), (15, 1202097), (39, 462345), (45, 400699), (65, 277407), (117, 154115), (169, 106695), (195, 92469), (507, 35565), (585, 30823), (845, 21339), (1521, 11855), (2371, 7605), (2535, 7113)]