318681

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:86

約数の個数: 32

約数和(自身を含む): 547200

約数和(自身を除く): 228519

約数列:

[1, 3, 9, 11, 27, 29, 33, 37, 87, 99, 111, 261, 297, 319, 333, 407, 783, 957, 999, 1073, 1221, 2871, 3219, 3663, 8613, 9657, 10989, 11803, 28971, 35409, 106227, 318681]

約数ペア:

[(1, 318681), (3, 106227), (9, 35409), (11, 28971), (27, 11803), (29, 10989), (33, 9657), (37, 8613), (87, 3663), (99, 3219), (111, 2871), (261, 1221), (297, 1073), (319, 999), (333, 957), (407, 783)]