15398691

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 26593920

約数和(自身を除く): 11195229

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 89, 107, 147, 231, 267, 321, 539, 623, 749, 979, 1177, 1617, 1869, 2247, 2937, 3531, 4361, 5243, 6853, 8239, 9523, 13083, 15729, 20559, 24717, 28569, 47971, 57673, 66661, 104753, 143913, 173019, 199983, 314259, 466627, 733271, 1399881, 2199813, 5132897, 15398691]

約数ペア:

[(1, 15398691), (3, 5132897), (7, 2199813), (11, 1399881), (21, 733271), (33, 466627), (49, 314259), (77, 199983), (89, 173019), (107, 143913), (147, 104753), (231, 66661), (267, 57673), (321, 47971), (539, 28569), (623, 24717), (749, 20559), (979, 15729), (1177, 13083), (1617, 9523), (1869, 8239), (2247, 6853), (2937, 5243), (3531, 4361)]