189887978

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{126761}}^1$

素因数の和:126877

約数の個数: 16

約数和(自身を含む): 328567104

約数和(自身を除く): 138679126

約数列:

[1, 2, 7, 14, 107, 214, 749, 1498, 126761, 253522, 887327, 1774654, 13563427, 27126854, 94943989, 189887978]

約数ペア:

[(1, 189887978), (2, 94943989), (7, 27126854), (14, 13563427), (107, 1774654), (214, 887327), (749, 253522), (1498, 126761)]