557727807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{6569}}^1$

素因数の和:6903

約数の個数: 32

約数和(自身を含む): 918328320

約数和(自身を除く): 360600513

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 311, 933, 2177, 4043, 6531, 6569, 12129, 19707, 28301, 45983, 84903, 85397, 137949, 256191, 597779, 1793337, 2042959, 6128877, 14300713, 26558467, 42902139, 79675401, 185909269, 557727807]

約数ペア:

[(1, 557727807), (3, 185909269), (7, 79675401), (13, 42902139), (21, 26558467), (39, 14300713), (91, 6128877), (273, 2042959), (311, 1793337), (933, 597779), (2177, 256191), (4043, 137949), (6531, 85397), (6569, 84903), (12129, 45983), (19707, 28301)]