18272727

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{487}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 28928640

約数和(自身を除く): 10655913

約数列:

[1, 3, 9, 11, 33, 99, 379, 487, 1137, 1461, 3411, 4169, 4383, 5357, 12507, 16071, 37521, 48213, 184573, 553719, 1661157, 2030303, 6090909, 18272727]

約数ペア:

[(1, 18272727), (3, 6090909), (9, 2030303), (11, 1661157), (33, 553719), (99, 184573), (379, 48213), (487, 37521), (1137, 16071), (1461, 12507), (3411, 5357), (4169, 4383)]