2005294893

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{697009}}^1$

素因数の和:697156

約数の個数: 16

約数和(自身を含む): 3077996160

約数和(自身を除く): 1072701267

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 697009, 2091027, 4879063, 14637189, 95490233, 286470699, 668431631, 2005294893]

約数ペア:

[(1, 2005294893), (3, 668431631), (7, 286470699), (21, 95490233), (137, 14637189), (411, 4879063), (959, 2091027), (2877, 697009)]