16047955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 24380928

約数和(自身を除く): 8332973

約数列:

[1, 5, 7, 11, 35, 55, 73, 77, 365, 385, 511, 571, 803, 2555, 2855, 3997, 4015, 5621, 6281, 19985, 28105, 31405, 41683, 43967, 208415, 219835, 291781, 458513, 1458905, 2292565, 3209591, 16047955]

約数ペア:

[(1, 16047955), (5, 3209591), (7, 2292565), (11, 1458905), (35, 458513), (55, 291781), (73, 219835), (77, 208415), (365, 43967), (385, 41683), (511, 31405), (571, 28105), (803, 19985), (2555, 6281), (2855, 5621), (3997, 4015)]