39428678

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 64864800

約数和(自身を除く): 25436122

約数列:

[1, 2, 17, 34, 43, 86, 149, 181, 298, 362, 731, 1462, 2533, 3077, 5066, 6154, 6407, 7783, 12814, 15566, 26969, 53938, 108919, 132311, 217838, 264622, 458473, 916946, 1159667, 2319334, 19714339, 39428678]

約数ペア:

[(1, 39428678), (2, 19714339), (17, 2319334), (34, 1159667), (43, 916946), (86, 458473), (149, 264622), (181, 217838), (298, 132311), (362, 108919), (731, 53938), (1462, 26969), (2533, 15566), (3077, 12814), (5066, 7783), (6154, 6407)]