78426945

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13723}}^1$

素因数の和:13861

約数の個数: 24

約数和(自身を含む): 137020416

約数和(自身を除く): 58593471

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 5715, 13723, 41169, 68615, 123507, 205845, 617535, 1742821, 5228463, 8714105, 15685389, 26142315, 78426945]

約数ペア:

[(1, 78426945), (3, 26142315), (5, 15685389), (9, 8714105), (15, 5228463), (45, 1742821), (127, 617535), (381, 205845), (635, 123507), (1143, 68615), (1905, 41169), (5715, 13723)]