64221417

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 104892480

約数和(自身を除く): 40671063

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 213, 351, 639, 859, 923, 1053, 1917, 2577, 2769, 5751, 7731, 8307, 11167, 23193, 24921, 33501, 60989, 69579, 74763, 100503, 182967, 301509, 548901, 792857, 904527, 1646703, 2378571, 4940109, 7135713, 21407139, 64221417]

約数ペア:

[(1, 64221417), (3, 21407139), (9, 7135713), (13, 4940109), (27, 2378571), (39, 1646703), (71, 904527), (81, 792857), (117, 548901), (213, 301509), (351, 182967), (639, 100503), (859, 74763), (923, 69579), (1053, 60989), (1917, 33501), (2577, 24921), (2769, 23193), (5751, 11167), (7731, 8307)]