161719906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{69767}}^1$

素因数の和:69849

約数の個数: 16

約数和(自身を含む): 259536960

約数和(自身を除く): 97817054

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 69767, 139534, 1325573, 2651146, 4255787, 8511574, 80859953, 161719906]

約数ペア:

[(1, 161719906), (2, 80859953), (19, 8511574), (38, 4255787), (61, 2651146), (122, 1325573), (1159, 139534), (2318, 69767)]