13381655

素因数分解:

$5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 18842832

約数和(自身を除く): 5461177

約数列:

[1, 5, 7, 35, 49, 193, 245, 283, 965, 1351, 1415, 1981, 6755, 9457, 9905, 13867, 47285, 54619, 69335, 273095, 382333, 1911665, 2676331, 13381655]

約数ペア:

[(1, 13381655), (5, 2676331), (7, 1911665), (35, 382333), (49, 273095), (193, 69335), (245, 54619), (283, 47285), (965, 13867), (1351, 9905), (1415, 9457), (1981, 6755)]