26878012

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 56448000

約数和(自身を除く): 29569988

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 79, 116, 158, 203, 316, 406, 419, 553, 812, 838, 1106, 1676, 2212, 2291, 2933, 4582, 5866, 9164, 11732, 12151, 16037, 24302, 32074, 33101, 48604, 64148, 66202, 85057, 132404, 170114, 231707, 340228, 463414, 926828, 959929, 1919858, 3839716, 6719503, 13439006, 26878012]

約数ペア:

[(1, 26878012), (2, 13439006), (4, 6719503), (7, 3839716), (14, 1919858), (28, 959929), (29, 926828), (58, 463414), (79, 340228), (116, 231707), (158, 170114), (203, 132404), (316, 85057), (406, 66202), (419, 64148), (553, 48604), (812, 33101), (838, 32074), (1106, 24302), (1676, 16037), (2212, 12151), (2291, 11732), (2933, 9164), (4582, 5866)]