663860394

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{2029}}^1$

素因数の和:2196

約数の個数: 64

約数和(自身を含む): 1514217600

約数和(自身を除く): 850357206

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 83, 146, 166, 219, 249, 438, 498, 657, 747, 1314, 1494, 1971, 2029, 2241, 3942, 4058, 4482, 6059, 6087, 12118, 12174, 18177, 18261, 36354, 36522, 54531, 54783, 109062, 109566, 148117, 163593, 168407, 296234, 327186, 336814, 444351, 505221, 888702, 1010442, 1333053, 1515663, 2666106, 3031326, 3999159, 4546989, 7998318, 9093978, 12293711, 24587422, 36881133, 73762266, 110643399, 221286798, 331930197, 663860394]

約数ペア:

[(1, 663860394), (2, 331930197), (3, 221286798), (6, 110643399), (9, 73762266), (18, 36881133), (27, 24587422), (54, 12293711), (73, 9093978), (83, 7998318), (146, 4546989), (166, 3999159), (219, 3031326), (249, 2666106), (438, 1515663), (498, 1333053), (657, 1010442), (747, 888702), (1314, 505221), (1494, 444351), (1971, 336814), (2029, 327186), (2241, 296234), (3942, 168407), (4058, 163593), (4482, 148117), (6059, 109566), (6087, 109062), (12118, 54783), (12174, 54531), (18177, 36522), (18261, 36354)]