81867201

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{51199}}^1$

素因数の和:51256

約数の個数: 16

約数和(自身を含む): 120422400

約数和(自身を除く): 38555199

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 51199, 153597, 665587, 1996761, 2099159, 6297477, 27289067, 81867201]

約数ペア:

[(1, 81867201), (3, 27289067), (13, 6297477), (39, 2099159), (41, 1996761), (123, 665587), (533, 153597), (1599, 51199)]