161918551

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{6991}}^1$

素因数の和:7086

約数の個数: 16

約数和(自身を含む): 181232640

約数和(自身を除く): 19314089

約数列:

[1, 19, 23, 53, 437, 1007, 1219, 6991, 23161, 132829, 160793, 370523, 3055067, 7039937, 8522029, 161918551]

約数ペア:

[(1, 161918551), (19, 8522029), (23, 7039937), (53, 3055067), (437, 370523), (1007, 160793), (1219, 132829), (6991, 23161)]