209212862

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{21493}}^1$

素因数の和:21683

約数の個数: 16

約数和(自身を含む): 326020992

約数和(自身を除く): 116808130

約数列:

[1, 2, 31, 62, 157, 314, 4867, 9734, 21493, 42986, 666283, 1332566, 3374401, 6748802, 104606431, 209212862]

約数ペア:

[(1, 209212862), (2, 104606431), (31, 6748802), (62, 3374401), (157, 1332566), (314, 666283), (4867, 42986), (9734, 21493)]