31505879

素因数分解:

${\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 34272000

約数和(自身を除く): 2766121

約数列:

[1, 17, 67, 139, 199, 1139, 2363, 3383, 9313, 13333, 27661, 158321, 226661, 470237, 1853287, 31505879]

約数ペア:

[(1, 31505879), (17, 1853287), (67, 470237), (139, 226661), (199, 158321), (1139, 27661), (2363, 13333), (3383, 9313)]