211681738

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1\times {\mathrm{3571}}^1$

素因数の和:3957

約数の個数: 16

約数和(自身を含む): 321737184

約数和(自身を除く): 110055446

約数列:

[1, 2, 107, 214, 277, 554, 3571, 7142, 29639, 59278, 382097, 764194, 989167, 1978334, 105840869, 211681738]

約数ペア:

[(1, 211681738), (2, 105840869), (107, 1978334), (214, 989167), (277, 764194), (554, 382097), (3571, 59278), (7142, 29639)]