128890906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3533}}^1$

素因数の和:3618

約数の個数: 32

約数和(自身を含む): 217553040

約数和(自身を除く): 88662134

約数列:

[1, 2, 17, 29, 34, 37, 58, 74, 493, 629, 986, 1073, 1258, 2146, 3533, 7066, 18241, 36482, 60061, 102457, 120122, 130721, 204914, 261442, 1741769, 2222257, 3483538, 3790909, 4444514, 7581818, 64445453, 128890906]

約数ペア:

[(1, 128890906), (2, 64445453), (17, 7581818), (29, 4444514), (34, 3790909), (37, 3483538), (58, 2222257), (74, 1741769), (493, 261442), (629, 204914), (986, 130721), (1073, 120122), (1258, 102457), (2146, 60061), (3533, 36482), (7066, 18241)]