80470449

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{739}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 123728000

約数和(自身を除く): 43257551

約数列:

[1, 3, 9, 27, 37, 109, 111, 327, 333, 739, 981, 999, 2217, 2943, 4033, 6651, 12099, 19953, 27343, 36297, 80551, 82029, 108891, 241653, 246087, 724959, 738261, 2174877, 2980387, 8941161, 26823483, 80470449]

約数ペア:

[(1, 80470449), (3, 26823483), (9, 8941161), (27, 2980387), (37, 2174877), (109, 738261), (111, 724959), (327, 246087), (333, 241653), (739, 108891), (981, 82029), (999, 80551), (2217, 36297), (2943, 27343), (4033, 19953), (6651, 12099)]