80774577

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 131725440

約数和(自身を除く): 50950863

約数列:

[1, 3, 9, 13, 27, 39, 79, 81, 117, 237, 351, 711, 971, 1027, 1053, 2133, 2913, 3081, 6399, 8739, 9243, 12623, 26217, 27729, 37869, 76709, 78651, 83187, 113607, 230127, 340821, 690381, 997217, 1022463, 2071143, 2991651, 6213429, 8974953, 26924859, 80774577]

約数ペア:

[(1, 80774577), (3, 26924859), (9, 8974953), (13, 6213429), (27, 2991651), (39, 2071143), (79, 1022463), (81, 997217), (117, 690381), (237, 340821), (351, 230127), (711, 113607), (971, 83187), (1027, 78651), (1053, 76709), (2133, 37869), (2913, 27729), (3081, 26217), (6399, 12623), (8739, 9243)]