80720961

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{22073}}^1$

素因数の和:22152

約数の個数: 16

約数和(自身を含む): 114431616

約数和(自身を除く): 33710655

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 22073, 66219, 507679, 1169869, 1523037, 3509607, 26906987, 80720961]

約数ペア:

[(1, 80720961), (3, 26906987), (23, 3509607), (53, 1523037), (69, 1169869), (159, 507679), (1219, 66219), (3657, 22073)]