66980446

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{3739}}^1$

素因数の和:3820

約数の個数: 24

約数和(自身を含む): 110876040

約数和(自身を除く): 43895594

約数列:

[1, 2, 13, 26, 53, 106, 169, 338, 689, 1378, 3739, 7478, 8957, 17914, 48607, 97214, 198167, 396334, 631891, 1263782, 2576171, 5152342, 33490223, 66980446]

約数ペア:

[(1, 66980446), (2, 33490223), (13, 5152342), (26, 2576171), (53, 1263782), (106, 631891), (169, 396334), (338, 198167), (689, 97214), (1378, 48607), (3739, 17914), (7478, 8957)]