990147335

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{27919}}^1$

素因数の和:28138

約数の個数: 16

約数和(自身を含む): 1224236160

約数和(自身を除く): 234088825

約数列:

[1, 5, 41, 173, 205, 865, 7093, 27919, 35465, 139595, 1144679, 4829987, 5723395, 24149935, 198029467, 990147335]

約数ペア:

[(1, 990147335), (5, 198029467), (41, 24149935), (173, 5723395), (205, 4829987), (865, 1144679), (7093, 139595), (27919, 35465)]