68131881

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 103201920

約数和(自身を除く): 35070039

約数列:

[1, 3, 9, 27, 113, 137, 163, 339, 411, 489, 1017, 1233, 1467, 3051, 3699, 4401, 15481, 18419, 22331, 46443, 55257, 66993, 139329, 165771, 200979, 417987, 497313, 602937, 2523403, 7570209, 22710627, 68131881]

約数ペア:

[(1, 68131881), (3, 22710627), (9, 7570209), (27, 2523403), (113, 602937), (137, 497313), (163, 417987), (339, 200979), (411, 165771), (489, 139329), (1017, 66993), (1233, 55257), (1467, 46443), (3051, 22331), (3699, 18419), (4401, 15481)]