7873119

素因数分解:

$3^4\times {\mathrm{37}}^2\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 30

約数和(自身を含む): 12257784

約数和(自身を除く): 4384665

約数列:

[1, 3, 9, 27, 37, 71, 81, 111, 213, 333, 639, 999, 1369, 1917, 2627, 2997, 4107, 5751, 7881, 12321, 23643, 36963, 70929, 97199, 110889, 212787, 291597, 874791, 2624373, 7873119]

約数ペア:

[(1, 7873119), (3, 2624373), (9, 874791), (27, 291597), (37, 212787), (71, 110889), (81, 97199), (111, 70929), (213, 36963), (333, 23643), (639, 12321), (999, 7881), (1369, 5751), (1917, 4107), (2627, 2997)]