8740042

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:501

約数の個数: 16

約数和(自身を含む): 13356000

約数和(自身を除く): 4615958

約数列:

[1, 2, 139, 149, 211, 278, 298, 422, 20711, 29329, 31439, 41422, 58658, 62878, 4370021, 8740042]

約数ペア:

[(1, 8740042), (2, 4370021), (139, 62878), (149, 58658), (211, 41422), (278, 31439), (298, 29329), (422, 20711)]