81847353

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{23911}}^1$

素因数の和:24084

約数の個数: 16

約数和(自身を含む): 125490176

約数和(自身を除く): 43642823

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 23911, 71733, 167377, 502131, 3897493, 11692479, 27282451, 81847353]

約数ペア:

[(1, 81847353), (3, 27282451), (7, 11692479), (21, 3897493), (163, 502131), (489, 167377), (1141, 71733), (3423, 23911)]