197903493

素因数分解:

$3^4\times {\mathrm{1021}}^1\times {\mathrm{2393}}^1$

素因数の和:3426

約数の個数: 20

約数和(自身を含む): 296046828

約数和(自身を除く): 98143335

約数列:

[1, 3, 9, 27, 81, 1021, 2393, 3063, 7179, 9189, 21537, 27567, 64611, 82701, 193833, 2443253, 7329759, 21989277, 65967831, 197903493]

約数ペア:

[(1, 197903493), (3, 65967831), (9, 21989277), (27, 7329759), (81, 2443253), (1021, 193833), (2393, 82701), (3063, 64611), (7179, 27567), (9189, 21537)]