408456189

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{11383}}^1$

素因数の和:11838

約数の個数: 20

約数和(自身を含む): 611594016

約数和(自身を除く): 203137827

約数列:

[1, 3, 9, 27, 81, 443, 1329, 3987, 11383, 11961, 34149, 35883, 102447, 307341, 922023, 5042669, 15128007, 45384021, 136152063, 408456189]

約数ペア:

[(1, 408456189), (3, 136152063), (9, 45384021), (27, 15128007), (81, 5042669), (443, 922023), (1329, 307341), (3987, 102447), (11383, 35883), (11961, 34149)]