291211121030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{939390713}}^1$

素因数の和:939390751

約数の個数: 16

約数和(自身を含む): 541089051264

約数和(自身を除く): 249877930234

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 939390713, 1878781426, 4696953565, 9393907130, 29121112103, 58242224206, 145605560515, 291211121030]

約数ペア:

[(1, 291211121030), (2, 145605560515), (5, 58242224206), (10, 29121112103), (31, 9393907130), (62, 4696953565), (155, 1878781426), (310, 939390713)]