279991946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{66067}}^1$

素因数の和:66245

約数の個数: 16

約数和(自身を含む): 455076384

約数和(自身を除く): 175084438

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 66067, 132134, 858871, 1717742, 10768921, 21537842, 139995973, 279991946]

約数ペア:

[(1, 279991946), (2, 139995973), (13, 21537842), (26, 10768921), (163, 1717742), (326, 858871), (2119, 132134), (4238, 66067)]