2831075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 3916416

約数和(自身を除く): 1085341

約数列:

[1, 5, 13, 25, 31, 65, 155, 281, 325, 403, 775, 1405, 2015, 3653, 7025, 8711, 10075, 18265, 43555, 91325, 113243, 217775, 566215, 2831075]

約数ペア:

[(1, 2831075), (5, 566215), (13, 217775), (25, 113243), (31, 91325), (65, 43555), (155, 18265), (281, 10075), (325, 8711), (403, 7025), (775, 3653), (1405, 2015)]