690097919

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{677}}^1$

素因数の和:1055

約数の個数: 24

約数和(自身を含む): 818058528

約数和(自身を除く): 127960609

約数列:

[1, 7, 49, 71, 293, 497, 677, 2051, 3479, 4739, 14357, 20803, 33173, 48067, 145621, 198361, 336469, 1019347, 1388527, 2355283, 9719689, 14083631, 98585417, 690097919]

約数ペア:

[(1, 690097919), (7, 98585417), (49, 14083631), (71, 9719689), (293, 2355283), (497, 1388527), (677, 1019347), (2051, 336469), (3479, 198361), (4739, 145621), (14357, 48067), (20803, 33173)]