18216477

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 27245504

約数和(自身を除く): 9029027

約数列:

[1, 3, 9, 43, 103, 129, 309, 387, 457, 927, 1371, 4113, 4429, 13287, 19651, 39861, 47071, 58953, 141213, 176859, 423639, 2024053, 6072159, 18216477]

約数ペア:

[(1, 18216477), (3, 6072159), (9, 2024053), (43, 423639), (103, 176859), (129, 141213), (309, 58953), (387, 47071), (457, 39861), (927, 19651), (1371, 13287), (4113, 4429)]