87979978

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{15269}}^1$

素因数の和:15381

約数の個数: 16

約数和(自身を含む): 137063520

約数和(自身を除く): 49083542

約数列:

[1, 2, 43, 67, 86, 134, 2881, 5762, 15269, 30538, 656567, 1023023, 1313134, 2046046, 43989989, 87979978]

約数ペア:

[(1, 87979978), (2, 43989989), (43, 2046046), (67, 1313134), (86, 1023023), (134, 656567), (2881, 30538), (5762, 15269)]