39485971

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 50155520

約数和(自身を除く): 10669549

約数列:

[1, 7, 19, 31, 61, 133, 157, 217, 427, 589, 1099, 1159, 1891, 2983, 4123, 4867, 8113, 9577, 13237, 20881, 34069, 35929, 67039, 92473, 181963, 251503, 296887, 647311, 1273741, 2078209, 5640853, 39485971]

約数ペア:

[(1, 39485971), (7, 5640853), (19, 2078209), (31, 1273741), (61, 647311), (133, 296887), (157, 251503), (217, 181963), (427, 92473), (589, 67039), (1099, 35929), (1159, 34069), (1891, 20881), (2983, 13237), (4123, 9577), (4867, 8113)]