15952321

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 21159936

約数和(自身を除く): 5207615

約数列:

[1, 7, 11, 31, 41, 77, 163, 217, 287, 341, 451, 1141, 1271, 1793, 2387, 3157, 5053, 6683, 8897, 12551, 13981, 35371, 46781, 55583, 73513, 97867, 207173, 389081, 514591, 1450211, 2278903, 15952321]

約数ペア:

[(1, 15952321), (7, 2278903), (11, 1450211), (31, 514591), (41, 389081), (77, 207173), (163, 97867), (217, 73513), (287, 55583), (341, 46781), (451, 35371), (1141, 13981), (1271, 12551), (1793, 8897), (2387, 6683), (3157, 5053)]