279062007

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{31121}}^1$

素因数の和:31199

約数の個数: 24

約数和(自身を含む): 439940592

約数和(自身を除く): 160878585

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 8967, 31121, 93363, 217847, 653541, 1524929, 1898381, 4574787, 5695143, 13288667, 39866001, 93020669, 279062007]

約数ペア:

[(1, 279062007), (3, 93020669), (7, 39866001), (21, 13288667), (49, 5695143), (61, 4574787), (147, 1898381), (183, 1524929), (427, 653541), (1281, 217847), (2989, 93363), (8967, 31121)]