28154854

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 53893728

約数和(自身を除く): 25738874

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 113, 182, 226, 259, 481, 518, 791, 962, 1369, 1469, 1582, 2738, 2938, 3367, 4181, 6734, 8362, 9583, 10283, 17797, 19166, 20566, 29267, 35594, 54353, 58534, 108706, 124579, 154697, 249158, 309394, 380471, 760942, 1082879, 2011061, 2165758, 4022122, 14077427, 28154854]

約数ペア:

[(1, 28154854), (2, 14077427), (7, 4022122), (13, 2165758), (14, 2011061), (26, 1082879), (37, 760942), (74, 380471), (91, 309394), (113, 249158), (182, 154697), (226, 124579), (259, 108706), (481, 58534), (518, 54353), (791, 35594), (962, 29267), (1369, 20566), (1469, 19166), (1582, 17797), (2738, 10283), (2938, 9583), (3367, 8362), (4181, 6734)]