81651234

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{1753}}^1$

素因数の和:2874

約数の個数: 32

約数和(自身を含む): 186906240

約数和(自身を除く): 105255006

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1109, 1753, 2218, 3327, 3506, 5259, 6654, 7763, 10518, 12271, 15526, 23289, 24542, 36813, 46578, 73626, 1944077, 3888154, 5832231, 11664462, 13608539, 27217078, 40825617, 81651234]

約数ペア:

[(1, 81651234), (2, 40825617), (3, 27217078), (6, 13608539), (7, 11664462), (14, 5832231), (21, 3888154), (42, 1944077), (1109, 73626), (1753, 46578), (2218, 36813), (3327, 24542), (3506, 23289), (5259, 15526), (6654, 12271), (7763, 10518)]