2199438

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1721}}^1$

素因数の和:1800

約数の個数: 24

約数和(自身を含む): 4835376

約数和(自身を除く): 2635938

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 1721, 3442, 5163, 10326, 15489, 30978, 122191, 244382, 366573, 733146, 1099719, 2199438]

約数ペア:

[(1, 2199438), (2, 1099719), (3, 733146), (6, 366573), (9, 244382), (18, 122191), (71, 30978), (142, 15489), (213, 10326), (426, 5163), (639, 3442), (1278, 1721)]