1245279

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3121}}^1$

素因数の和:3150

約数の個数: 16

約数和(自身を含む): 1998080

約数和(自身を除く): 752801

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 3121, 9363, 21847, 59299, 65541, 177897, 415093, 1245279]

約数ペア:

[(1, 1245279), (3, 415093), (7, 177897), (19, 65541), (21, 59299), (57, 21847), (133, 9363), (399, 3121)]