1557009544

素因数分解:

$2^3\times {\mathrm{1613}}^1\times {\mathrm{120661}}^1$

素因数の和:122280

約数の個数: 16

約数和(自身を含む): 2921227020

約数和(自身を除く): 1364217476

約数列:

[1, 2, 4, 8, 1613, 3226, 6452, 12904, 120661, 241322, 482644, 965288, 194626193, 389252386, 778504772, 1557009544]

約数ペア:

[(1, 1557009544), (2, 778504772), (4, 389252386), (8, 194626193), (1613, 965288), (3226, 482644), (6452, 241322), (12904, 120661)]