242783121

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{3733}}^1$

素因数の和:3925

約数の個数: 32

約数和(自身を含む): 391920640

約数和(自身を除く): 149137519

約数列:

[1, 3, 7, 19, 21, 57, 133, 163, 399, 489, 1141, 3097, 3423, 3733, 9291, 11199, 21679, 26131, 65037, 70927, 78393, 212781, 496489, 608479, 1489467, 1825437, 4259353, 11561101, 12778059, 34683303, 80927707, 242783121]

約数ペア:

[(1, 242783121), (3, 80927707), (7, 34683303), (19, 12778059), (21, 11561101), (57, 4259353), (133, 1825437), (163, 1489467), (399, 608479), (489, 496489), (1141, 212781), (3097, 78393), (3423, 70927), (3733, 65037), (9291, 26131), (11199, 21679)]