28379872

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 58084992

約数和(自身を除く): 29705120

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 97, 164, 194, 223, 328, 388, 446, 656, 776, 892, 1312, 1552, 1784, 3104, 3568, 3977, 7136, 7954, 9143, 15908, 18286, 21631, 31816, 36572, 43262, 63632, 73144, 86524, 127264, 146288, 173048, 292576, 346096, 692192, 886871, 1773742, 3547484, 7094968, 14189936, 28379872]

約数ペア:

[(1, 28379872), (2, 14189936), (4, 7094968), (8, 3547484), (16, 1773742), (32, 886871), (41, 692192), (82, 346096), (97, 292576), (164, 173048), (194, 146288), (223, 127264), (328, 86524), (388, 73144), (446, 63632), (656, 43262), (776, 36572), (892, 31816), (1312, 21631), (1552, 18286), (1784, 15908), (3104, 9143), (3568, 7954), (3977, 7136)]