2015762679

素因数分解:

$3^4\times 7^1\times {\mathrm{3555137}}^1$

素因数の和:3555156

約数の個数: 20

約数和(自身を含む): 3441373584

約数和(自身を除く): 1425610905

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3555137, 10665411, 24885959, 31996233, 74657877, 95988699, 223973631, 287966097, 671920893, 2015762679]

約数ペア:

[(1, 2015762679), (3, 671920893), (7, 287966097), (9, 223973631), (21, 95988699), (27, 74657877), (63, 31996233), (81, 24885959), (189, 10665411), (567, 3555137)]