56121777

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{21577}}^1$

素因数の和:21617

約数の個数: 18

約数和(自身を含む): 86117798

約数和(自身を除く): 29996021

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 21577, 64731, 194193, 366809, 1100427, 3301281, 6235753, 18707259, 56121777]

約数ペア:

[(1, 56121777), (3, 18707259), (9, 6235753), (17, 3301281), (51, 1100427), (153, 366809), (289, 194193), (867, 64731), (2601, 21577)]