80494479

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 131843712

約数和(自身を除く): 51349233

約数列:

[1, 3, 9, 13, 27, 39, 81, 83, 117, 243, 249, 307, 351, 747, 921, 1053, 1079, 2241, 2763, 3159, 3237, 3991, 6723, 8289, 9711, 11973, 20169, 24867, 25481, 29133, 35919, 74601, 76443, 87399, 107757, 229329, 262197, 323271, 331253, 687987, 969813, 993759, 2063961, 2981277, 6191883, 8943831, 26831493, 80494479]

約数ペア:

[(1, 80494479), (3, 26831493), (9, 8943831), (13, 6191883), (27, 2981277), (39, 2063961), (81, 993759), (83, 969813), (117, 687987), (243, 331253), (249, 323271), (307, 262197), (351, 229329), (747, 107757), (921, 87399), (1053, 76443), (1079, 74601), (2241, 35919), (2763, 29133), (3159, 25481), (3237, 24867), (3991, 20169), (6723, 11973), (8289, 9711)]