16413831

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 28444416

約数和(自身を除く): 12030585

約数列:

[1, 3, 7, 9, 21, 43, 63, 73, 83, 129, 219, 249, 301, 387, 511, 581, 657, 747, 903, 1533, 1743, 2709, 3139, 3569, 4599, 5229, 6059, 9417, 10707, 18177, 21973, 24983, 28251, 32121, 42413, 54531, 65919, 74949, 127239, 197757, 224847, 260537, 381717, 781611, 1823759, 2344833, 5471277, 16413831]

約数ペア:

[(1, 16413831), (3, 5471277), (7, 2344833), (9, 1823759), (21, 781611), (43, 381717), (63, 260537), (73, 224847), (83, 197757), (129, 127239), (219, 74949), (249, 65919), (301, 54531), (387, 42413), (511, 32121), (581, 28251), (657, 24983), (747, 21973), (903, 18177), (1533, 10707), (1743, 9417), (2709, 6059), (3139, 5229), (3569, 4599)]