290426877

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3323}}^1$

素因数の和:3431

約数の個数: 40

約数和(自身を含む): 472991904

約数和(自身を除く): 182565027

約数列:

[1, 3, 9, 13, 27, 39, 81, 83, 117, 249, 351, 747, 1053, 1079, 2241, 3237, 3323, 6723, 9711, 9969, 29133, 29907, 43199, 87399, 89721, 129597, 269163, 275809, 388791, 827427, 1166373, 2482281, 3499119, 3585517, 7446843, 10756551, 22340529, 32269653, 96808959, 290426877]

約数ペア:

[(1, 290426877), (3, 96808959), (9, 32269653), (13, 22340529), (27, 10756551), (39, 7446843), (81, 3585517), (83, 3499119), (117, 2482281), (249, 1166373), (351, 827427), (747, 388791), (1053, 275809), (1079, 269163), (2241, 129597), (3237, 89721), (3323, 87399), (6723, 43199), (9711, 29907), (9969, 29133)]