28880572

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 60426688

約数和(自身を除く): 31546116

約数列:

[1, 2, 4, 7, 14, 28, 37, 61, 74, 122, 148, 244, 259, 427, 457, 518, 854, 914, 1036, 1708, 1828, 2257, 3199, 4514, 6398, 9028, 12796, 15799, 16909, 27877, 31598, 33818, 55754, 63196, 67636, 111508, 118363, 195139, 236726, 390278, 473452, 780556, 1031449, 2062898, 4125796, 7220143, 14440286, 28880572]

約数ペア:

[(1, 28880572), (2, 14440286), (4, 7220143), (7, 4125796), (14, 2062898), (28, 1031449), (37, 780556), (61, 473452), (74, 390278), (122, 236726), (148, 195139), (244, 118363), (259, 111508), (427, 67636), (457, 63196), (518, 55754), (854, 33818), (914, 31598), (1036, 27877), (1708, 16909), (1828, 15799), (2257, 12796), (3199, 9028), (4514, 6398)]