12890075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2507

約数の個数: 24

約数和(自身を含む): 18361920

約数和(自身を除く): 5471845

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 2467, 5225, 12335, 27137, 46873, 61675, 135685, 234365, 515603, 678425, 1171825, 2578015, 12890075]

約数ペア:

[(1, 12890075), (5, 2578015), (11, 1171825), (19, 678425), (25, 515603), (55, 234365), (95, 135685), (209, 61675), (275, 46873), (475, 27137), (1045, 12335), (2467, 5225)]