81765201

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{23887}}^1$

素因数の和:24060

約数の個数: 16

約数和(自身を含む): 125364224

約数和(自身を除く): 43599023

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 23887, 71661, 167209, 501627, 3893581, 11680743, 27255067, 81765201]

約数ペア:

[(1, 81765201), (3, 27255067), (7, 11680743), (21, 3893581), (163, 501627), (489, 167209), (1141, 71661), (3423, 23887)]