78736815

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{11743}}^1$

素因数の和:11903

約数の個数: 24

約数和(自身を含む): 137404800

約数和(自身を除く): 58667985

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 11743, 35229, 58715, 105687, 176145, 528435, 1749707, 5249121, 8748535, 15747363, 26245605, 78736815]

約数ペア:

[(1, 78736815), (3, 26245605), (5, 15747363), (9, 8748535), (15, 5249121), (45, 1749707), (149, 528435), (447, 176145), (745, 105687), (1341, 58715), (2235, 35229), (6705, 11743)]