1639478895

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{3037}}^1$

素因数の和:3164

約数の個数: 64

約数和(自身を含む): 2913563520

約数和(自身を除く): 1274084625

約数列:

[1, 3, 5, 15, 17, 29, 51, 73, 85, 87, 145, 219, 255, 365, 435, 493, 1095, 1241, 1479, 2117, 2465, 3037, 3723, 6205, 6351, 7395, 9111, 10585, 15185, 18615, 31755, 35989, 45555, 51629, 88073, 107967, 154887, 179945, 221701, 258145, 264219, 440365, 539835, 665103, 774435, 1108505, 1321095, 1497241, 3325515, 3768917, 4491723, 6429329, 7486205, 11306751, 18844585, 19287987, 22458615, 32146645, 56533755, 96439935, 109298593, 327895779, 546492965, 1639478895]

約数ペア:

[(1, 1639478895), (3, 546492965), (5, 327895779), (15, 109298593), (17, 96439935), (29, 56533755), (51, 32146645), (73, 22458615), (85, 19287987), (87, 18844585), (145, 11306751), (219, 7486205), (255, 6429329), (365, 4491723), (435, 3768917), (493, 3325515), (1095, 1497241), (1241, 1321095), (1479, 1108505), (2117, 774435), (2465, 665103), (3037, 539835), (3723, 440365), (6205, 264219), (6351, 258145), (7395, 221701), (9111, 179945), (10585, 154887), (15185, 107967), (18615, 88073), (31755, 51629), (35989, 45555)]