254128347

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1279}}^1$

素因数の和:1525

約数の個数: 40

約数和(自身を含む): 416317440

約数和(自身を除く): 162189093

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 223, 297, 669, 891, 1279, 2007, 2453, 3837, 6021, 7359, 11511, 14069, 18063, 22077, 34533, 42207, 66231, 103599, 126621, 198693, 285217, 379863, 855651, 1139589, 2566953, 3137387, 7700859, 9412161, 23102577, 28236483, 84709449, 254128347]

約数ペア:

[(1, 254128347), (3, 84709449), (9, 28236483), (11, 23102577), (27, 9412161), (33, 7700859), (81, 3137387), (99, 2566953), (223, 1139589), (297, 855651), (669, 379863), (891, 285217), (1279, 198693), (2007, 126621), (2453, 103599), (3837, 66231), (6021, 42207), (7359, 34533), (11511, 22077), (14069, 18063)]