210005379

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{29131}}^1$

素因数の和:29232

約数の個数: 20

約数和(自身を含む): 317247480

約数和(自身を除く): 107242101

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 29131, 87393, 262179, 786537, 2359611, 2592659, 7777977, 23333931, 70001793, 210005379]

約数ペア:

[(1, 210005379), (3, 70001793), (9, 23333931), (27, 7777977), (81, 2592659), (89, 2359611), (267, 786537), (801, 262179), (2403, 87393), (7209, 29131)]