2165943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 3404800

約数和(自身を除く): 1238857

約数列:

[1, 3, 13, 19, 37, 39, 57, 79, 111, 237, 247, 481, 703, 741, 1027, 1443, 1501, 2109, 2923, 3081, 4503, 8769, 9139, 19513, 27417, 37999, 55537, 58539, 113997, 166611, 721981, 2165943]

約数ペア:

[(1, 2165943), (3, 721981), (13, 166611), (19, 113997), (37, 58539), (39, 55537), (57, 37999), (79, 27417), (111, 19513), (237, 9139), (247, 8769), (481, 4503), (703, 3081), (741, 2923), (1027, 2109), (1443, 1501)]