68743619

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 84153888

約数和(自身を除く): 15410269

約数列:

[1, 7, 23, 49, 161, 181, 337, 1127, 1267, 2359, 4163, 7751, 8869, 16513, 29141, 54257, 60997, 203987, 379799, 426979, 1402931, 2988853, 9820517, 68743619]

約数ペア:

[(1, 68743619), (7, 9820517), (23, 2988853), (49, 1402931), (161, 426979), (181, 379799), (337, 203987), (1127, 60997), (1267, 54257), (2359, 29141), (4163, 16513), (7751, 8869)]