142779438

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{111721}}^1$

素因数の和:111800

約数の個数: 24

約数和(自身を含む): 313715376

約数和(自身を除く): 170935938

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 111721, 223442, 335163, 670326, 1005489, 2010978, 7932191, 15864382, 23796573, 47593146, 71389719, 142779438]

約数ペア:

[(1, 142779438), (2, 71389719), (3, 47593146), (6, 23796573), (9, 15864382), (18, 7932191), (71, 2010978), (142, 1005489), (213, 670326), (426, 335163), (639, 223442), (1278, 111721)]