28231086

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6829}}^1$

素因数の和:6900

約数の個数: 32

約数和(自身を含む): 61961760

約数和(自身を除く): 33730674

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 6829, 13658, 20487, 40974, 88777, 177554, 266331, 361937, 532662, 723874, 1085811, 2171622, 4705181, 9410362, 14115543, 28231086]

約数ペア:

[(1, 28231086), (2, 14115543), (3, 9410362), (6, 4705181), (13, 2171622), (26, 1085811), (39, 723874), (53, 532662), (78, 361937), (106, 266331), (159, 177554), (318, 88777), (689, 40974), (1378, 20487), (2067, 13658), (4134, 6829)]