12871705

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 19584000

約数和(自身を除く): 6712295

約数列:

[1, 5, 7, 11, 35, 55, 67, 77, 335, 385, 469, 499, 737, 2345, 2495, 3493, 3685, 5159, 5489, 17465, 25795, 27445, 33433, 38423, 167165, 192115, 234031, 367763, 1170155, 1838815, 2574341, 12871705]

約数ペア:

[(1, 12871705), (5, 2574341), (7, 1838815), (11, 1170155), (35, 367763), (55, 234031), (67, 192115), (77, 167165), (335, 38423), (385, 33433), (469, 27445), (499, 25795), (737, 17465), (2345, 5489), (2495, 5159), (3493, 3685)]