12721608

素因数分解:

$2^3\times 3^2\times {\mathrm{109}}^1\times {\mathrm{1621}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 34791900

約数和(自身を除く): 22070292

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 327, 436, 654, 872, 981, 1308, 1621, 1962, 2616, 3242, 3924, 4863, 6484, 7848, 9726, 12968, 14589, 19452, 29178, 38904, 58356, 116712, 176689, 353378, 530067, 706756, 1060134, 1413512, 1590201, 2120268, 3180402, 4240536, 6360804, 12721608]

約数ペア:

[(1, 12721608), (2, 6360804), (3, 4240536), (4, 3180402), (6, 2120268), (8, 1590201), (9, 1413512), (12, 1060134), (18, 706756), (24, 530067), (36, 353378), (72, 176689), (109, 116712), (218, 58356), (327, 38904), (436, 29178), (654, 19452), (872, 14589), (981, 12968), (1308, 9726), (1621, 7848), (1962, 6484), (2616, 4863), (3242, 3924)]