81690873

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{15187}}^1$

素因数の和:15364

約数の個数: 16

約数和(自身を含む): 119559936

約数和(自身を除く): 37869063

約数列:

[1, 3, 11, 33, 163, 489, 1793, 5379, 15187, 45561, 167057, 501171, 2475481, 7426443, 27230291, 81690873]

約数ペア:

[(1, 81690873), (3, 27230291), (11, 7426443), (33, 2475481), (163, 501171), (489, 167057), (1793, 45561), (5379, 15187)]