81300303

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{9851}}^1$

素因数の和:9995

約数の個数: 24

約数和(自身を含む): 135248256

約数和(自身を除く): 53947953

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 9851, 29553, 68957, 88659, 206871, 620613, 1290481, 3871443, 9033367, 11614329, 27100101, 81300303]

約数ペア:

[(1, 81300303), (3, 27100101), (7, 11614329), (9, 9033367), (21, 3871443), (63, 1290481), (131, 620613), (393, 206871), (917, 88659), (1179, 68957), (2751, 29553), (8253, 9851)]