2208789

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 40

約数和(自身を含む): 3751968

約数和(自身を除く): 1543179

約数列:

[1, 3, 9, 11, 27, 33, 37, 67, 81, 99, 111, 201, 297, 333, 407, 603, 737, 891, 999, 1221, 1809, 2211, 2479, 2997, 3663, 5427, 6633, 7437, 10989, 19899, 22311, 27269, 32967, 59697, 66933, 81807, 200799, 245421, 736263, 2208789]

約数ペア:

[(1, 2208789), (3, 736263), (9, 245421), (11, 200799), (27, 81807), (33, 66933), (37, 59697), (67, 32967), (81, 27269), (99, 22311), (111, 19899), (201, 10989), (297, 7437), (333, 6633), (407, 5427), (603, 3663), (737, 2997), (891, 2479), (999, 2211), (1221, 1809)]