78714285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31051}}^1$

素因数の和:31085

約数の個数: 24

約数和(自身を含む): 136380384

約数和(自身を除く): 57666099

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 31051, 93153, 155255, 403663, 465765, 1210989, 2018315, 5247619, 6054945, 15742857, 26238095, 78714285]

約数ペア:

[(1, 78714285), (3, 26238095), (5, 15742857), (13, 6054945), (15, 5247619), (39, 2018315), (65, 1210989), (169, 465765), (195, 403663), (507, 155255), (845, 93153), (2535, 31051)]