6405245

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 9732096

約数和(自身を除く): 3326851

約数列:

[1, 5, 7, 11, 35, 55, 77, 127, 131, 385, 635, 655, 889, 917, 1397, 1441, 4445, 4585, 6985, 7205, 9779, 10087, 16637, 48895, 50435, 83185, 116459, 183007, 582295, 915035, 1281049, 6405245]

約数ペア:

[(1, 6405245), (5, 1281049), (7, 915035), (11, 582295), (35, 183007), (55, 116459), (77, 83185), (127, 50435), (131, 48895), (385, 16637), (635, 10087), (655, 9779), (889, 7205), (917, 6985), (1397, 4585), (1441, 4445)]