5257161

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 9609600

約数和(自身を除く): 4352439

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 131, 147, 273, 343, 393, 441, 637, 819, 917, 1029, 1179, 1703, 1911, 2751, 3087, 4459, 5109, 5733, 6419, 8253, 11921, 13377, 15327, 19257, 35763, 40131, 44933, 57771, 83447, 107289, 134799, 250341, 404397, 584129, 751023, 1752387, 5257161]

約数ペア:

[(1, 5257161), (3, 1752387), (7, 751023), (9, 584129), (13, 404397), (21, 250341), (39, 134799), (49, 107289), (63, 83447), (91, 57771), (117, 44933), (131, 40131), (147, 35763), (273, 19257), (343, 15327), (393, 13377), (441, 11921), (637, 8253), (819, 6419), (917, 5733), (1029, 5109), (1179, 4459), (1703, 3087), (1911, 2751)]