1287132

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 3830400

約数和(自身を除く): 2543268

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 199, 231, 294, 308, 398, 462, 539, 588, 597, 796, 924, 1078, 1194, 1393, 1617, 2156, 2189, 2388, 2786, 3234, 4179, 4378, 5572, 6468, 6567, 8358, 8756, 9751, 13134, 15323, 16716, 19502, 26268, 29253, 30646, 39004, 45969, 58506, 61292, 91938, 107261, 117012, 183876, 214522, 321783, 429044, 643566, 1287132]

約数ペア:

[(1, 1287132), (2, 643566), (3, 429044), (4, 321783), (6, 214522), (7, 183876), (11, 117012), (12, 107261), (14, 91938), (21, 61292), (22, 58506), (28, 45969), (33, 39004), (42, 30646), (44, 29253), (49, 26268), (66, 19502), (77, 16716), (84, 15323), (98, 13134), (132, 9751), (147, 8756), (154, 8358), (196, 6567), (199, 6468), (231, 5572), (294, 4378), (308, 4179), (398, 3234), (462, 2786), (539, 2388), (588, 2189), (597, 2156), (796, 1617), (924, 1393), (1078, 1194)]