2340657

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 40

約数和(自身を含む): 3972672

約数和(自身を除く): 1632015

約数列:

[1, 3, 9, 11, 27, 33, 37, 71, 81, 99, 111, 213, 297, 333, 407, 639, 781, 891, 999, 1221, 1917, 2343, 2627, 2997, 3663, 5751, 7029, 7881, 10989, 21087, 23643, 28897, 32967, 63261, 70929, 86691, 212787, 260073, 780219, 2340657]

約数ペア:

[(1, 2340657), (3, 780219), (9, 260073), (11, 212787), (27, 86691), (33, 70929), (37, 63261), (71, 32967), (81, 28897), (99, 23643), (111, 21087), (213, 10989), (297, 7881), (333, 7029), (407, 5751), (639, 3663), (781, 2997), (891, 2627), (999, 2343), (1221, 1917)]