64943739

素因数分解:

$3^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1831}}^1$

素因数の和:2407

約数の個数: 24

約数和(自身を含む): 107457792

約数和(自身を除く): 42514053

約数列:

[1, 3, 7, 9, 21, 63, 563, 1689, 1831, 3941, 5067, 5493, 11823, 12817, 16479, 35469, 38451, 115353, 1030853, 3092559, 7215971, 9277677, 21647913, 64943739]

約数ペア:

[(1, 64943739), (3, 21647913), (7, 9277677), (9, 7215971), (21, 3092559), (63, 1030853), (563, 115353), (1689, 38451), (1831, 35469), (3941, 16479), (5067, 12817), (5493, 11823)]