163809621

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:847

約数の個数: 40

約数和(自身を含む): 259559520

約数和(自身を除く): 95749899

約数列:

[1, 3, 9, 19, 27, 57, 81, 163, 171, 489, 513, 653, 1467, 1539, 1959, 3097, 4401, 5877, 9291, 12407, 13203, 17631, 27873, 37221, 52893, 83619, 106439, 111663, 250857, 319317, 334989, 957951, 1004967, 2022341, 2873853, 6067023, 8621559, 18201069, 54603207, 163809621]

約数ペア:

[(1, 163809621), (3, 54603207), (9, 18201069), (19, 8621559), (27, 6067023), (57, 2873853), (81, 2022341), (163, 1004967), (171, 957951), (489, 334989), (513, 319317), (653, 250857), (1467, 111663), (1539, 106439), (1959, 83619), (3097, 52893), (4401, 37221), (5877, 27873), (9291, 17631), (12407, 13203)]