1277164984

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{163}}^1\times {\mathrm{3389}}^1$

素因数の和:3592

約数の個数: 48

約数和(自身を含む): 2560195800

約数和(自身を除く): 1283030816

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 163, 289, 326, 578, 652, 1156, 1304, 2312, 2771, 3389, 5542, 6778, 11084, 13556, 22168, 27112, 47107, 57613, 94214, 115226, 188428, 230452, 376856, 460904, 552407, 979421, 1104814, 1958842, 2209628, 3917684, 4419256, 7835368, 9390919, 18781838, 37563676, 75127352, 159645623, 319291246, 638582492, 1277164984]

約数ペア:

[(1, 1277164984), (2, 638582492), (4, 319291246), (8, 159645623), (17, 75127352), (34, 37563676), (68, 18781838), (136, 9390919), (163, 7835368), (289, 4419256), (326, 3917684), (578, 2209628), (652, 1958842), (1156, 1104814), (1304, 979421), (2312, 552407), (2771, 460904), (3389, 376856), (5542, 230452), (6778, 188428), (11084, 115226), (13556, 94214), (22168, 57613), (27112, 47107)]