209898279

素因数分解:

$3^2\times {\mathrm{181}}^1\times {\mathrm{269}}^1\times {\mathrm{479}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 306633600

約数和(自身を除く): 96735321

約数列:

[1, 3, 9, 181, 269, 479, 543, 807, 1437, 1629, 2421, 4311, 48689, 86699, 128851, 146067, 260097, 386553, 438201, 780291, 1159659, 23322031, 69966093, 209898279]

約数ペア:

[(1, 209898279), (3, 69966093), (9, 23322031), (181, 1159659), (269, 780291), (479, 438201), (543, 386553), (807, 260097), (1437, 146067), (1629, 128851), (2421, 86699), (4311, 48689)]