81259178

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1097}}^1$

素因数の和:1167

約数の個数: 64

約数和(自身を含む): 168231168

約数和(自身を除く): 86971990

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 37, 74, 77, 91, 143, 154, 182, 259, 286, 407, 481, 518, 814, 962, 1001, 1097, 2002, 2194, 2849, 3367, 5291, 5698, 6734, 7679, 10582, 12067, 14261, 15358, 24134, 28522, 37037, 40589, 74074, 81178, 84469, 99827, 156871, 168938, 199654, 284123, 313742, 446479, 527657, 568246, 892958, 1055314, 1098097, 2196194, 3125353, 3693599, 5804227, 6250706, 7387198, 11608454, 40629589, 81259178]

約数ペア:

[(1, 81259178), (2, 40629589), (7, 11608454), (11, 7387198), (13, 6250706), (14, 5804227), (22, 3693599), (26, 3125353), (37, 2196194), (74, 1098097), (77, 1055314), (91, 892958), (143, 568246), (154, 527657), (182, 446479), (259, 313742), (286, 284123), (407, 199654), (481, 168938), (518, 156871), (814, 99827), (962, 84469), (1001, 81178), (1097, 74074), (2002, 40589), (2194, 37037), (2849, 28522), (3367, 24134), (5291, 15358), (5698, 14261), (6734, 12067), (7679, 10582)]