407112885

素因数分解:

$3^4\times 5^1\times {\mathrm{1005217}}^1$

素因数の和:1005234

約数の個数: 20

約数和(自身を含む): 729788268

約数和(自身を除く): 322675383

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1005217, 3015651, 5026085, 9046953, 15078255, 27140859, 45234765, 81422577, 135704295, 407112885]

約数ペア:

[(1, 407112885), (3, 135704295), (5, 81422577), (9, 45234765), (15, 27140859), (27, 15078255), (45, 9046953), (81, 5026085), (135, 3015651), (405, 1005217)]