13480263

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{1021}}^1$

素因数の和:1196

約数の個数: 20

約数和(自身を含む): 20280568

約数和(自身を除く): 6800305

約数列:

[1, 3, 9, 27, 81, 163, 489, 1021, 1467, 3063, 4401, 9189, 13203, 27567, 82701, 166423, 499269, 1497807, 4493421, 13480263]

約数ペア:

[(1, 13480263), (3, 4493421), (9, 1497807), (27, 499269), (81, 166423), (163, 82701), (489, 27567), (1021, 13203), (1467, 9189), (3063, 4401)]