12825981

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1249}}^1$

素因数の和:1425

約数の個数: 24

約数和(自身を含む): 21320000

約数和(自身を除く): 8494019

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1249, 1467, 3423, 3747, 8743, 10269, 11241, 26229, 78687, 203587, 610761, 1425109, 1832283, 4275327, 12825981]

約数ペア:

[(1, 12825981), (3, 4275327), (7, 1832283), (9, 1425109), (21, 610761), (63, 203587), (163, 78687), (489, 26229), (1141, 11241), (1249, 10269), (1467, 8743), (3423, 3747)]