1987788885

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{889391}}^1$

素因数の和:889548

約数の個数: 16

約数和(自身を含む): 3201811200

約数和(自身を除く): 1214022315

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 889391, 2668173, 4446955, 13340865, 132519259, 397557777, 662596295, 1987788885]

約数ペア:

[(1, 1987788885), (3, 662596295), (5, 397557777), (15, 132519259), (149, 13340865), (447, 4446955), (745, 2668173), (2235, 889391)]