78798145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21559}}^1$

素因数の和:21624

約数の個数: 16

約数和(自身を含む): 102453120

約数和(自身を除く): 23654975

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 21559, 107795, 366503, 927037, 1832515, 4635185, 15759629, 78798145]

約数ペア:

[(1, 78798145), (5, 15759629), (17, 4635185), (43, 1832515), (85, 927037), (215, 366503), (731, 107795), (3655, 21559)]