138545656

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{827}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 266682240

約数和(自身を除く): 128136584

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 487, 827, 974, 1654, 1948, 3308, 3896, 6616, 20941, 35561, 41882, 71122, 83764, 142244, 167528, 284488, 402749, 805498, 1610996, 3221992, 17318207, 34636414, 69272828, 138545656]

約数ペア:

[(1, 138545656), (2, 69272828), (4, 34636414), (8, 17318207), (43, 3221992), (86, 1610996), (172, 805498), (344, 402749), (487, 284488), (827, 167528), (974, 142244), (1654, 83764), (1948, 71122), (3308, 41882), (3896, 35561), (6616, 20941)]