80397471

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 144322560

約数和(自身を除く): 63925089

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 59, 77, 119, 177, 187, 231, 347, 357, 413, 561, 649, 1003, 1041, 1239, 1309, 1947, 2429, 3009, 3817, 3927, 4543, 5899, 7021, 7287, 11033, 11451, 13629, 17697, 20473, 21063, 26719, 33099, 41293, 61419, 64889, 77231, 80157, 123879, 143311, 194667, 225203, 231693, 348041, 429933, 454223, 675609, 1044123, 1362669, 1576421, 2436287, 3828451, 4729263, 7308861, 11485353, 26799157, 80397471]

約数ペア:

[(1, 80397471), (3, 26799157), (7, 11485353), (11, 7308861), (17, 4729263), (21, 3828451), (33, 2436287), (51, 1576421), (59, 1362669), (77, 1044123), (119, 675609), (177, 454223), (187, 429933), (231, 348041), (347, 231693), (357, 225203), (413, 194667), (561, 143311), (649, 123879), (1003, 80157), (1041, 77231), (1239, 64889), (1309, 61419), (1947, 41293), (2429, 33099), (3009, 26719), (3817, 21063), (3927, 20473), (4543, 17697), (5899, 13629), (7021, 11451), (7287, 11033)]