128668212

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^2\times {\mathrm{1933}}^1$

素因数の和:2029

約数の個数: 54

約数和(自身を含む): 333156642

約数和(自身を除く): 204488430

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 1849, 1933, 3698, 3866, 5547, 5799, 7396, 7732, 11094, 11598, 16641, 17397, 22188, 23196, 33282, 34794, 66564, 69588, 83119, 166238, 249357, 332476, 498714, 748071, 997428, 1496142, 2992284, 3574117, 7148234, 10722351, 14296468, 21444702, 32167053, 42889404, 64334106, 128668212]

約数ペア:

[(1, 128668212), (2, 64334106), (3, 42889404), (4, 32167053), (6, 21444702), (9, 14296468), (12, 10722351), (18, 7148234), (36, 3574117), (43, 2992284), (86, 1496142), (129, 997428), (172, 748071), (258, 498714), (387, 332476), (516, 249357), (774, 166238), (1548, 83119), (1849, 69588), (1933, 66564), (3698, 34794), (3866, 33282), (5547, 23196), (5799, 22188), (7396, 17397), (7732, 16641), (11094, 11598)]