2009392401

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{20639}}^1$

素因数の和:20765

約数の個数: 32

約数和(自身を含む): 2995937280

約数和(自身を除く): 986544879

約数列:

[1, 3, 17, 23, 51, 69, 83, 249, 391, 1173, 1411, 1909, 4233, 5727, 20639, 32453, 61917, 97359, 350863, 474697, 1052589, 1424091, 1713037, 5139111, 8069849, 24209547, 29121629, 39399851, 87364887, 118199553, 669797467, 2009392401]

約数ペア:

[(1, 2009392401), (3, 669797467), (17, 118199553), (23, 87364887), (51, 39399851), (69, 29121629), (83, 24209547), (249, 8069849), (391, 5139111), (1173, 1713037), (1411, 1424091), (1909, 1052589), (4233, 474697), (5727, 350863), (20639, 97359), (32453, 61917)]