67881964

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{479}}^1\times {\mathrm{499}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 120960000

約数和(自身を除く): 53078036

約数列:

[1, 2, 4, 71, 142, 284, 479, 499, 958, 998, 1916, 1996, 34009, 35429, 68018, 70858, 136036, 141716, 239021, 478042, 956084, 16970491, 33940982, 67881964]

約数ペア:

[(1, 67881964), (2, 33940982), (4, 16970491), (71, 956084), (142, 478042), (284, 239021), (479, 141716), (499, 136036), (958, 70858), (998, 68018), (1916, 35429), (1996, 34009)]