15840561609

素因数分解:

$3^4\times {\mathrm{1307}}^1\times {\mathrm{149627}}^1$

素因数の和:150946

約数の個数: 20

約数和(自身を含む): 23681324304

約数和(自身を除く): 7840762695

約数列:

[1, 3, 9, 27, 81, 1307, 3921, 11763, 35289, 105867, 149627, 448881, 1346643, 4039929, 12119787, 195562489, 586687467, 1760062401, 5280187203, 15840561609]

約数ペア:

[(1, 15840561609), (3, 5280187203), (9, 1760062401), (27, 586687467), (81, 195562489), (1307, 12119787), (3921, 4039929), (11763, 1346643), (35289, 448881), (105867, 149627)]