5115555

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:777

約数の個数: 40

約数和(自身を含む): 9722592

約数和(自身を除く): 4607037

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 743, 765, 1377, 2229, 2295, 3715, 6687, 6885, 11145, 12631, 20061, 33435, 37893, 60183, 63155, 100305, 113679, 189465, 300915, 341037, 568395, 1023111, 1705185, 5115555]

約数ペア:

[(1, 5115555), (3, 1705185), (5, 1023111), (9, 568395), (15, 341037), (17, 300915), (27, 189465), (45, 113679), (51, 100305), (81, 63155), (85, 60183), (135, 37893), (153, 33435), (255, 20061), (405, 12631), (459, 11145), (743, 6885), (765, 6687), (1377, 3715), (2229, 2295)]