723341907

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{21313}}^1$

素因数の和:21744

約数の個数: 20

約数和(自身を含む): 1083177480

約数和(自身を除く): 359835573

約数列:

[1, 3, 9, 27, 81, 419, 1257, 3771, 11313, 21313, 33939, 63939, 191817, 575451, 1726353, 8930147, 26790441, 80371323, 241113969, 723341907]

約数ペア:

[(1, 723341907), (3, 241113969), (9, 80371323), (27, 26790441), (81, 8930147), (419, 1726353), (1257, 575451), (3771, 191817), (11313, 63939), (21313, 33939)]