20120899197

素因数分解:

$3^1\times 7^1\times {\mathrm{105977}}^1\times {\mathrm{9041}}^1$

素因数の和:115028

約数の個数: 16

約数和(自身を含む): 30664098432

約数和(自身を除く): 10543199235

約数列:

[1, 3, 7, 21, 9041, 27123, 63287, 105977, 189861, 317931, 741839, 2225517, 958138057, 2874414171, 6706966399, 20120899197]

約数ペア:

[(1, 20120899197), (3, 6706966399), (7, 2874414171), (21, 958138057), (9041, 2225517), (27123, 741839), (63287, 317931), (105977, 189861)]