865148931

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{105751}}^1$

素因数の和:105864

約数の個数: 20

約数和(自身を含む): 1305191184

約数和(自身を除く): 440042253

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2727, 8181, 105751, 317253, 951759, 2855277, 8565831, 10680851, 32042553, 96127659, 288382977, 865148931]

約数ペア:

[(1, 865148931), (3, 288382977), (9, 96127659), (27, 32042553), (81, 10680851), (101, 8565831), (303, 2855277), (909, 951759), (2727, 317253), (8181, 105751)]