16540317

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 25328160

約数和(自身を除く): 8787843

約数列:

[1, 3, 9, 19, 57, 171, 197, 491, 591, 1473, 1773, 3743, 4419, 9329, 11229, 27987, 33687, 83961, 96727, 290181, 870543, 1837813, 5513439, 16540317]

約数ペア:

[(1, 16540317), (3, 5513439), (9, 1837813), (19, 870543), (57, 290181), (171, 96727), (197, 83961), (491, 33687), (591, 27987), (1473, 11229), (1773, 9329), (3743, 4419)]