27997977

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2017}}^1$

素因数の和:2688

約数の個数: 16

約数和(自身を含む): 42749312

約数和(自身を除く): 14751335

約数列:

[1, 3, 7, 21, 661, 1983, 2017, 4627, 6051, 13881, 14119, 42357, 1333237, 3999711, 9332659, 27997977]

約数ペア:

[(1, 27997977), (3, 9332659), (7, 3999711), (21, 1333237), (661, 42357), (1983, 14119), (2017, 13881), (4627, 6051)]