289399311

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1693

約数の個数: 40

約数和(自身を含む): 451560384

約数和(自身を除く): 162161073

約数列:

[1, 3, 9, 27, 37, 61, 81, 111, 183, 333, 549, 999, 1583, 1647, 2257, 2997, 4749, 4941, 6771, 14247, 20313, 42741, 58571, 60939, 96563, 128223, 175713, 182817, 289689, 527139, 869067, 1581417, 2607201, 3572831, 4744251, 7821603, 10718493, 32155479, 96466437, 289399311]

約数ペア:

[(1, 289399311), (3, 96466437), (9, 32155479), (27, 10718493), (37, 7821603), (61, 4744251), (81, 3572831), (111, 2607201), (183, 1581417), (333, 869067), (549, 527139), (999, 289689), (1583, 182817), (1647, 175713), (2257, 128223), (2997, 96563), (4749, 60939), (4941, 58571), (6771, 42741), (14247, 20313)]