128334516

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 305012736

約数和(自身を除く): 176678220

約数列:

[1, 2, 3, 4, 6, 12, 107, 127, 214, 254, 321, 381, 428, 508, 642, 762, 787, 1284, 1524, 1574, 2361, 3148, 4722, 9444, 13589, 27178, 40767, 54356, 81534, 84209, 99949, 163068, 168418, 199898, 252627, 299847, 336836, 399796, 505254, 599694, 1010508, 1199388, 10694543, 21389086, 32083629, 42778172, 64167258, 128334516]

約数ペア:

[(1, 128334516), (2, 64167258), (3, 42778172), (4, 32083629), (6, 21389086), (12, 10694543), (107, 1199388), (127, 1010508), (214, 599694), (254, 505254), (321, 399796), (381, 336836), (428, 299847), (508, 252627), (642, 199898), (762, 168418), (787, 163068), (1284, 99949), (1524, 84209), (1574, 81534), (2361, 54356), (3148, 40767), (4722, 27178), (9444, 13589)]