128870914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{487}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 211026816

約数和(自身を除く): 82155902

約数列:

[1, 2, 17, 34, 43, 86, 181, 362, 487, 731, 974, 1462, 3077, 6154, 7783, 8279, 15566, 16558, 20941, 41882, 88147, 132311, 176294, 264622, 355997, 711994, 1498499, 2996998, 3790321, 7580642, 64435457, 128870914]

約数ペア:

[(1, 128870914), (2, 64435457), (17, 7580642), (34, 3790321), (43, 2996998), (86, 1498499), (181, 711994), (362, 355997), (487, 264622), (731, 176294), (974, 132311), (1462, 88147), (3077, 41882), (6154, 20941), (7783, 16558), (8279, 15566)]