18045777

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 25641504

約数和(自身を除く): 7595727

約数列:

[1, 3, 23, 69, 83, 137, 249, 411, 529, 1587, 1909, 3151, 5727, 9453, 11371, 34113, 43907, 72473, 131721, 217419, 261533, 784599, 6015259, 18045777]

約数ペア:

[(1, 18045777), (3, 6015259), (23, 784599), (69, 261533), (83, 217419), (137, 131721), (249, 72473), (411, 43907), (529, 34113), (1587, 11371), (1909, 9453), (3151, 5727)]