68458013

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 78001920

約数和(自身を除く): 9543907

約数列:

[1, 13, 31, 73, 169, 179, 403, 949, 2263, 2327, 5239, 5549, 12337, 13067, 29419, 30251, 72137, 169871, 382447, 405077, 937781, 2208323, 5266001, 68458013]

約数ペア:

[(1, 68458013), (13, 5266001), (31, 2208323), (73, 937781), (169, 405077), (179, 382447), (403, 169871), (949, 72137), (2263, 30251), (2327, 29419), (5239, 13067), (5549, 12337)]