1997366959

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{569}}^1\times {\mathrm{1009}}^1$

素因数の和:1663

約数の個数: 24

約数和(自身を含む): 2362672800

約数和(自身を除く): 365305841

約数列:

[1, 7, 49, 71, 497, 569, 1009, 3479, 3983, 7063, 27881, 40399, 49441, 71639, 282793, 501473, 574121, 1979551, 3510311, 4018847, 28131929, 40762591, 285338137, 1997366959]

約数ペア:

[(1, 1997366959), (7, 285338137), (49, 40762591), (71, 28131929), (497, 4018847), (569, 3510311), (1009, 1979551), (3479, 574121), (3983, 501473), (7063, 282793), (27881, 71639), (40399, 49441)]