128949862

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 211112352

約数和(自身を除く): 82162490

約数列:

[1, 2, 17, 34, 43, 86, 193, 386, 457, 731, 914, 1462, 3281, 6562, 7769, 8299, 15538, 16598, 19651, 39302, 88201, 141083, 176402, 282166, 334067, 668134, 1499417, 2998834, 3792643, 7585286, 64474931, 128949862]

約数ペア:

[(1, 128949862), (2, 64474931), (17, 7585286), (34, 3792643), (43, 2998834), (86, 1499417), (193, 668134), (386, 334067), (457, 282166), (731, 176402), (914, 141083), (1462, 88201), (3281, 39302), (6562, 19651), (7769, 16598), (8299, 15538)]