2698479

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 4712760

約数和(自身を除く): 2014281

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 211, 261, 441, 609, 633, 1421, 1477, 1827, 1899, 4263, 4431, 6119, 10339, 12789, 13293, 18357, 31017, 42833, 55071, 93051, 128499, 299831, 385497, 899493, 2698479]

約数ペア:

[(1, 2698479), (3, 899493), (7, 385497), (9, 299831), (21, 128499), (29, 93051), (49, 55071), (63, 42833), (87, 31017), (147, 18357), (203, 13293), (211, 12789), (261, 10339), (441, 6119), (609, 4431), (633, 4263), (1421, 1899), (1477, 1827)]