139176415

素因数分解:

$5^1\times 7^2\times {\mathrm{563}}^1\times {\mathrm{1009}}^1$

素因数の和:1591

約数の個数: 24

約数和(自身を含む): 194816880

約数和(自身を除く): 55640465

約数列:

[1, 5, 7, 35, 49, 245, 563, 1009, 2815, 3941, 5045, 7063, 19705, 27587, 35315, 49441, 137935, 247205, 568067, 2840335, 3976469, 19882345, 27835283, 139176415]

約数ペア:

[(1, 139176415), (5, 27835283), (7, 19882345), (35, 3976469), (49, 2840335), (245, 568067), (563, 247205), (1009, 137935), (2815, 49441), (3941, 35315), (5045, 27587), (7063, 19705)]