28272202

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 49674240

約数和(自身を除く): 21402038

約数列:

[1, 2, 7, 14, 97, 109, 191, 194, 218, 382, 679, 763, 1337, 1358, 1526, 2674, 10573, 18527, 20819, 21146, 37054, 41638, 74011, 129689, 145733, 148022, 259378, 291466, 2019443, 4038886, 14136101, 28272202]

約数ペア:

[(1, 28272202), (2, 14136101), (7, 4038886), (14, 2019443), (97, 291466), (109, 259378), (191, 148022), (194, 145733), (218, 129689), (382, 74011), (679, 41638), (763, 37054), (1337, 21146), (1358, 20819), (1526, 18527), (2674, 10573)]