66161781

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1783}}^1$

素因数の和:1846

約数の個数: 48

約数和(自身を含む): 118743040

約数和(自身を除く): 52581259

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 589, 651, 1197, 1767, 1783, 1953, 4123, 5301, 5349, 12369, 12481, 16047, 33877, 37107, 37443, 55273, 101631, 112329, 165819, 237139, 304893, 386911, 497457, 711417, 1050187, 1160733, 2134251, 3150561, 3482199, 7351309, 9451683, 22053927, 66161781]

約数ペア:

[(1, 66161781), (3, 22053927), (7, 9451683), (9, 7351309), (19, 3482199), (21, 3150561), (31, 2134251), (57, 1160733), (63, 1050187), (93, 711417), (133, 497457), (171, 386911), (217, 304893), (279, 237139), (399, 165819), (589, 112329), (651, 101631), (1197, 55273), (1767, 37443), (1783, 37107), (1953, 33877), (4123, 16047), (5301, 12481), (5349, 12369)]