1338129279

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{63839}}^1$

素因数の和:63999

約数の個数: 24

約数和(自身を含む): 2061521280

約数和(自身を除く): 723392001

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 1233, 2329, 6987, 20961, 63839, 191517, 574551, 1085263, 3255789, 8745943, 9767367, 26237829, 78713487, 148681031, 446043093, 1338129279]

約数ペア:

[(1, 1338129279), (3, 446043093), (9, 148681031), (17, 78713487), (51, 26237829), (137, 9767367), (153, 8745943), (411, 3255789), (1233, 1085263), (2329, 574551), (6987, 191517), (20961, 63839)]