47180745

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2551}}^1$

素因数の和:2702

約数の個数: 32

約数和(自身を含む): 84522240

約数和(自身を除く): 37341495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 1233, 2055, 2551, 3699, 6165, 7653, 12755, 18495, 22959, 38265, 68877, 114795, 344385, 349487, 1048461, 1747435, 3145383, 5242305, 9436149, 15726915, 47180745]

約数ペア:

[(1, 47180745), (3, 15726915), (5, 9436149), (9, 5242305), (15, 3145383), (27, 1747435), (45, 1048461), (135, 349487), (137, 344385), (411, 114795), (685, 68877), (1233, 38265), (2055, 22959), (2551, 18495), (3699, 12755), (6165, 7653)]