65815886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:968

約数の個数: 32

約数和(自身を含む): 108725760

約数和(自身を除く): 42909874

約数列:

[1, 2, 19, 38, 43, 47, 86, 94, 817, 857, 893, 1634, 1714, 1786, 2021, 4042, 16283, 32566, 36851, 38399, 40279, 73702, 76798, 80558, 700169, 765301, 1400338, 1530602, 1731997, 3463994, 32907943, 65815886]

約数ペア:

[(1, 65815886), (2, 32907943), (19, 3463994), (38, 1731997), (43, 1530602), (47, 1400338), (86, 765301), (94, 700169), (817, 80558), (857, 76798), (893, 73702), (1634, 40279), (1714, 38399), (1786, 36851), (2021, 32566), (4042, 16283)]