16659891

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{21277}}^1$

素因数の和:21315

約数の個数: 16

約数和(自身を含む): 25533600

約数和(自身を除く): 8873709

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 21277, 63831, 191493, 574479, 617033, 1851099, 5553297, 16659891]

約数ペア:

[(1, 16659891), (3, 5553297), (9, 1851099), (27, 617033), (29, 574479), (87, 191493), (261, 63831), (783, 21277)]