220167717

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3517}}^1$

素因数の和:3809

約数の個数: 32

約数和(自身を含む): 367448064

約数和(自身を除く): 147280347

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 271, 813, 1897, 2981, 3517, 5691, 8943, 10551, 20867, 24619, 38687, 62601, 73857, 116061, 270809, 812427, 953107, 2859321, 6671749, 10484177, 20015247, 31452531, 73389239, 220167717]

約数ペア:

[(1, 220167717), (3, 73389239), (7, 31452531), (11, 20015247), (21, 10484177), (33, 6671749), (77, 2859321), (231, 953107), (271, 812427), (813, 270809), (1897, 116061), (2981, 73857), (3517, 62601), (5691, 38687), (8943, 24619), (10551, 20867)]