1813217967

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{55001}}^1$

素因数の和:55061

約数の個数: 40

約数和(自身を含む): 3034790352

約数和(自身を除く): 1221572385

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 297, 333, 407, 891, 999, 1221, 2997, 3663, 10989, 32967, 55001, 165003, 495009, 605011, 1485027, 1815033, 2035037, 4455081, 5445099, 6105111, 16335297, 18315333, 22385407, 49005891, 54945999, 67156221, 164837997, 201468663, 604405989, 1813217967]

約数ペア:

[(1, 1813217967), (3, 604405989), (9, 201468663), (11, 164837997), (27, 67156221), (33, 54945999), (37, 49005891), (81, 22385407), (99, 18315333), (111, 16335297), (297, 6105111), (333, 5445099), (407, 4455081), (891, 2035037), (999, 1815033), (1221, 1485027), (2997, 605011), (3663, 495009), (10989, 165003), (32967, 55001)]