409631391

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{5531}}^1$

素因数の和:5764

約数の個数: 32

約数和(自身を含む): 656759040

約数和(自身を除く): 247127649

約数列:

[1, 3, 9, 13, 27, 39, 117, 211, 351, 633, 1899, 2743, 5531, 5697, 8229, 16593, 24687, 49779, 71903, 74061, 149337, 215709, 647127, 1167041, 1941381, 3501123, 10503369, 15171533, 31510107, 45514599, 136543797, 409631391]

約数ペア:

[(1, 409631391), (3, 136543797), (9, 45514599), (13, 31510107), (27, 15171533), (39, 10503369), (117, 3501123), (211, 1941381), (351, 1167041), (633, 647127), (1899, 215709), (2743, 149337), (5531, 74061), (5697, 71903), (8229, 49779), (16593, 24687)]