28000581

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1981

約数の個数: 32

約数和(自身を含む): 46303488

約数和(自身を除く): 18302907

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 861, 1913, 2091, 4879, 5739, 13391, 14637, 32521, 40173, 78433, 97563, 227647, 235299, 549031, 682941, 1333361, 1647093, 4000083, 9333527, 28000581]

約数ペア:

[(1, 28000581), (3, 9333527), (7, 4000083), (17, 1647093), (21, 1333361), (41, 682941), (51, 549031), (119, 235299), (123, 227647), (287, 97563), (357, 78433), (697, 40173), (861, 32521), (1913, 14637), (2091, 13391), (4879, 5739)]