247777479

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{9787}}^1$

素因数の和:9919

約数の個数: 24

約数和(自身を含む): 374097360

約数和(自身を除く): 126319881

約数列:

[1, 3, 9, 29, 87, 97, 261, 291, 873, 2813, 8439, 9787, 25317, 29361, 88083, 283823, 851469, 949339, 2554407, 2848017, 8544051, 27530831, 82592493, 247777479]

約数ペア:

[(1, 247777479), (3, 82592493), (9, 27530831), (29, 8544051), (87, 2848017), (97, 2554407), (261, 949339), (291, 851469), (873, 283823), (2813, 88083), (8439, 29361), (9787, 25317)]