25193007

素因数分解:

$3^2\times 7^3\times {\mathrm{8161}}^1$

素因数の和:8188

約数の個数: 24

約数和(自身を含む): 42442400

約数和(自身を除く): 17249393

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 8161, 24483, 57127, 73449, 171381, 399889, 514143, 1199667, 2799223, 3599001, 8397669, 25193007]

約数ペア:

[(1, 25193007), (3, 8397669), (7, 3599001), (9, 2799223), (21, 1199667), (49, 514143), (63, 399889), (147, 171381), (343, 73449), (441, 57127), (1029, 24483), (3087, 8161)]