129221211

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{44269}}^1$

素因数の和:44418

約数の個数: 16

約数和(自身を含む): 198329600

約数和(自身を除く): 69108389

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 44269, 132807, 309883, 929649, 6153391, 18460173, 43073737, 129221211]

約数ペア:

[(1, 129221211), (3, 43073737), (7, 18460173), (21, 6153391), (139, 929649), (417, 309883), (973, 132807), (2919, 44269)]