448047145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{2339}}^1$

素因数の和:2785

約数の個数: 32

約数和(自身を含む): 663586560

約数和(自身を除く): 215539415

約数列:

[1, 5, 7, 13, 35, 65, 91, 421, 455, 2105, 2339, 2947, 5473, 11695, 14735, 16373, 27365, 30407, 38311, 81865, 152035, 191555, 212849, 984719, 1064245, 4923595, 6893033, 12801347, 34465165, 64006735, 89609429, 448047145]

約数ペア:

[(1, 448047145), (5, 89609429), (7, 64006735), (13, 34465165), (35, 12801347), (65, 6893033), (91, 4923595), (421, 1064245), (455, 984719), (2105, 212849), (2339, 191555), (2947, 152035), (5473, 81865), (11695, 38311), (14735, 30407), (16373, 27365)]