81396609

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{168523}}^1$

素因数の和:168556

約数の個数: 16

約数和(自身を含む): 129426432

約数和(自身を除く): 48029823

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 168523, 505569, 1179661, 3538983, 3876029, 11628087, 27132203, 81396609]

約数ペア:

[(1, 81396609), (3, 27132203), (7, 11628087), (21, 3876029), (23, 3538983), (69, 1179661), (161, 505569), (483, 168523)]