143720123

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^2$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 164551680

約数和(自身を除く): 20831557

約数列:

[1, 19, 23, 31, 103, 437, 589, 713, 1957, 2369, 3193, 10609, 13547, 45011, 60667, 73439, 201571, 244007, 328879, 1395341, 4636133, 6248701, 7564217, 143720123]

約数ペア:

[(1, 143720123), (19, 7564217), (23, 6248701), (31, 4636133), (103, 1395341), (437, 328879), (589, 244007), (713, 201571), (1957, 73439), (2369, 60667), (3193, 45011), (10609, 13547)]