388331394

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{18919}}^1$

素因数の和:19246

約数の個数: 32

約数和(自身を含む): 850037760

約数和(自身を除く): 461706366

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 311, 622, 933, 1866, 3421, 6842, 10263, 18919, 20526, 37838, 56757, 113514, 208109, 416218, 624327, 1248654, 5883809, 11767618, 17651427, 35302854, 64721899, 129443798, 194165697, 388331394]

約数ペア:

[(1, 388331394), (2, 194165697), (3, 129443798), (6, 64721899), (11, 35302854), (22, 17651427), (33, 11767618), (66, 5883809), (311, 1248654), (622, 624327), (933, 416218), (1866, 208109), (3421, 113514), (6842, 56757), (10263, 37838), (18919, 20526)]