128421189

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{35407}}^1$

素因数の和:35457

約数の個数: 24

約数和(自身を含む): 206216192

約数和(自身を除く): 77795003

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 35407, 106221, 318663, 460291, 1097617, 1380873, 3292851, 4142619, 9878553, 14269021, 42807063, 128421189]

約数ペア:

[(1, 128421189), (3, 42807063), (9, 14269021), (13, 9878553), (31, 4142619), (39, 3292851), (93, 1380873), (117, 1097617), (279, 460291), (403, 318663), (1209, 106221), (3627, 35407)]