122987788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1235

約数の個数: 72

約数和(自身を含む): 279329792

約数和(自身を除く): 156342004

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 154, 217, 242, 308, 341, 434, 484, 682, 847, 868, 1171, 1364, 1694, 2342, 2387, 3388, 3751, 4684, 4774, 7502, 8197, 9548, 12881, 15004, 16394, 25762, 26257, 32788, 36301, 51524, 52514, 72602, 90167, 105028, 141691, 145204, 180334, 254107, 283382, 360668, 399311, 508214, 566764, 798622, 991837, 1016428, 1597244, 1983674, 2795177, 3967348, 4392421, 5590354, 8784842, 11180708, 17569684, 30746947, 61493894, 122987788]

約数ペア:

[(1, 122987788), (2, 61493894), (4, 30746947), (7, 17569684), (11, 11180708), (14, 8784842), (22, 5590354), (28, 4392421), (31, 3967348), (44, 2795177), (62, 1983674), (77, 1597244), (121, 1016428), (124, 991837), (154, 798622), (217, 566764), (242, 508214), (308, 399311), (341, 360668), (434, 283382), (484, 254107), (682, 180334), (847, 145204), (868, 141691), (1171, 105028), (1364, 90167), (1694, 72602), (2342, 52514), (2387, 51524), (3388, 36301), (3751, 32788), (4684, 26257), (4774, 25762), (7502, 16394), (8197, 15004), (9548, 12881)]