72804765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2707}}^1$

素因数の和:2889

約数の個数: 32

約数和(自身を含む): 127904256

約数和(自身を除く): 55099491

約数列:

[1, 3, 5, 11, 15, 33, 55, 163, 165, 489, 815, 1793, 2445, 2707, 5379, 8121, 8965, 13535, 26895, 29777, 40605, 89331, 148885, 441241, 446655, 1323723, 2206205, 4853651, 6618615, 14560953, 24268255, 72804765]

約数ペア:

[(1, 72804765), (3, 24268255), (5, 14560953), (11, 6618615), (15, 4853651), (33, 2206205), (55, 1323723), (163, 446655), (165, 441241), (489, 148885), (815, 89331), (1793, 40605), (2445, 29777), (2707, 26895), (5379, 13535), (8121, 8965)]