201640299

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 312829440

約数和(自身を除く): 111189141

約数列:

[1, 3, 7, 21, 109, 137, 327, 411, 643, 763, 959, 1929, 2289, 2877, 4501, 13503, 14933, 44799, 70087, 88091, 104531, 210261, 264273, 313593, 490609, 616637, 1471827, 1849911, 9601919, 28805757, 67213433, 201640299]

約数ペア:

[(1, 201640299), (3, 67213433), (7, 28805757), (21, 9601919), (109, 1849911), (137, 1471827), (327, 616637), (411, 490609), (643, 313593), (763, 264273), (959, 210261), (1929, 104531), (2289, 88091), (2877, 70087), (4501, 44799), (13503, 14933)]