665792

素因数分解:

$2^6\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 28

約数和(自身を含む): 1347216

約数和(自身を除く): 681424

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 103, 202, 206, 404, 412, 808, 824, 1616, 1648, 3232, 3296, 6464, 6592, 10403, 20806, 41612, 83224, 166448, 332896, 665792]

約数ペア:

[(1, 665792), (2, 332896), (4, 166448), (8, 83224), (16, 41612), (32, 20806), (64, 10403), (101, 6592), (103, 6464), (202, 3296), (206, 3232), (404, 1648), (412, 1616), (808, 824)]