1644996821

素因数分解:

${\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{159569}}^1$

素因数の和:159656

約数の個数: 12

約数和(自身を含む): 1810481220

約数和(自身を除く): 165484399

約数列:

[1, 13, 61, 169, 793, 10309, 159569, 2074397, 9733709, 26967161, 126538217, 1644996821]

約数ペア:

[(1, 1644996821), (13, 126538217), (61, 26967161), (169, 9733709), (793, 2074397), (10309, 159569)]