2560041

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 4249440

約数和(自身を除く): 1689399

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1361, 1881, 4083, 12249, 14971, 25859, 44913, 77577, 134739, 232731, 284449, 853347, 2560041]

約数ペア:

[(1, 2560041), (3, 853347), (9, 284449), (11, 232731), (19, 134739), (33, 77577), (57, 44913), (99, 25859), (171, 14971), (209, 12249), (627, 4083), (1361, 1881)]