28689084

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^2\times {\mathrm{431}}^1$

素因数の和:527

約数の個数: 54

約数和(自身を含む): 74417616

約数和(自身を除く): 45728532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 431, 516, 774, 862, 1293, 1548, 1724, 1849, 2586, 3698, 3879, 5172, 5547, 7396, 7758, 11094, 15516, 16641, 18533, 22188, 33282, 37066, 55599, 66564, 74132, 111198, 166797, 222396, 333594, 667188, 796919, 1593838, 2390757, 3187676, 4781514, 7172271, 9563028, 14344542, 28689084]

約数ペア:

[(1, 28689084), (2, 14344542), (3, 9563028), (4, 7172271), (6, 4781514), (9, 3187676), (12, 2390757), (18, 1593838), (36, 796919), (43, 667188), (86, 333594), (129, 222396), (172, 166797), (258, 111198), (387, 74132), (431, 66564), (516, 55599), (774, 37066), (862, 33282), (1293, 22188), (1548, 18533), (1724, 16641), (1849, 15516), (2586, 11094), (3698, 7758), (3879, 7396), (5172, 5547)]