1566564057

素因数分解:

$3^4\times {\mathrm{821}}^1\times {\mathrm{23557}}^1$

素因数の和:24390

約数の個数: 20

約数和(自身を含む): 2343125796

約数和(自身を除く): 776561739

約数列:

[1, 3, 9, 27, 81, 821, 2463, 7389, 22167, 23557, 66501, 70671, 212013, 636039, 1908117, 19340297, 58020891, 174062673, 522188019, 1566564057]

約数ペア:

[(1, 1566564057), (3, 522188019), (9, 174062673), (27, 58020891), (81, 19340297), (821, 1908117), (2463, 636039), (7389, 212013), (22167, 70671), (23557, 66501)]