16892919

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 25858560

約数和(自身を除く): 8965641

約数列:

[1, 3, 9, 19, 57, 171, 223, 443, 669, 1329, 2007, 3987, 4237, 8417, 12711, 25251, 38133, 75753, 98789, 296367, 889101, 1876991, 5630973, 16892919]

約数ペア:

[(1, 16892919), (3, 5630973), (9, 1876991), (19, 889101), (57, 296367), (171, 98789), (223, 75753), (443, 38133), (669, 25251), (1329, 12711), (2007, 8417), (3987, 4237)]