28155378

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{257}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 61486560

約数和(自身を除く): 33331182

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 186, 257, 514, 589, 771, 961, 1178, 1542, 1767, 1922, 2883, 3534, 4883, 5766, 7967, 9766, 14649, 15934, 18259, 23901, 29298, 36518, 47802, 54777, 109554, 151373, 246977, 302746, 454119, 493954, 740931, 908238, 1481862, 4692563, 9385126, 14077689, 28155378]

約数ペア:

[(1, 28155378), (2, 14077689), (3, 9385126), (6, 4692563), (19, 1481862), (31, 908238), (38, 740931), (57, 493954), (62, 454119), (93, 302746), (114, 246977), (186, 151373), (257, 109554), (514, 54777), (589, 47802), (771, 36518), (961, 29298), (1178, 23901), (1542, 18259), (1767, 15934), (1922, 14649), (2883, 9766), (3534, 7967), (4883, 5766)]