15171321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 23224320

約数和(自身を除く): 8052999

約数列:

[1, 3, 11, 29, 33, 83, 87, 191, 249, 319, 573, 913, 957, 2101, 2407, 2739, 5539, 6303, 7221, 15853, 16617, 26477, 47559, 60929, 79431, 174383, 182787, 459737, 523149, 1379211, 5057107, 15171321]

約数ペア:

[(1, 15171321), (3, 5057107), (11, 1379211), (29, 523149), (33, 459737), (83, 182787), (87, 174383), (191, 79431), (249, 60929), (319, 47559), (573, 26477), (913, 16617), (957, 15853), (2101, 7221), (2407, 6303), (2739, 5539)]