28629615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 56871936

約数和(自身を除く): 28242321

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 43, 51, 85, 105, 119, 129, 215, 255, 301, 357, 373, 595, 645, 731, 903, 1119, 1505, 1785, 1865, 2193, 2611, 3655, 4515, 5117, 5595, 6341, 7833, 10965, 13055, 15351, 16039, 19023, 25585, 31705, 39165, 44387, 48117, 76755, 80195, 95115, 112273, 133161, 221935, 240585, 272663, 336819, 561365, 665805, 817989, 1363315, 1684095, 1908641, 4089945, 5725923, 9543205, 28629615]

約数ペア:

[(1, 28629615), (3, 9543205), (5, 5725923), (7, 4089945), (15, 1908641), (17, 1684095), (21, 1363315), (35, 817989), (43, 665805), (51, 561365), (85, 336819), (105, 272663), (119, 240585), (129, 221935), (215, 133161), (255, 112273), (301, 95115), (357, 80195), (373, 76755), (595, 48117), (645, 44387), (731, 39165), (903, 31705), (1119, 25585), (1505, 19023), (1785, 16039), (1865, 15351), (2193, 13055), (2611, 10965), (3655, 7833), (4515, 6341), (5117, 5595)]