28938207639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{21221}}^1$

素因数の和:21340

約数の個数: 48

約数和(自身を含む): 44507117952

約数和(自身を除く): 15568910313

約数列:

[1, 3, 11, 31, 33, 43, 93, 129, 341, 473, 961, 1023, 1333, 1419, 2883, 3999, 10571, 14663, 21221, 31713, 41323, 43989, 63663, 123969, 233431, 454553, 657851, 700293, 912503, 1363659, 1973553, 2737509, 7236361, 10037533, 20393381, 21709083, 28287593, 30112599, 61180143, 84862779, 224327191, 311163523, 672981573, 876915383, 933490569, 2630746149, 9646069213, 28938207639]

約数ペア:

[(1, 28938207639), (3, 9646069213), (11, 2630746149), (31, 933490569), (33, 876915383), (43, 672981573), (93, 311163523), (129, 224327191), (341, 84862779), (473, 61180143), (961, 30112599), (1023, 28287593), (1333, 21709083), (1419, 20393381), (2883, 10037533), (3999, 7236361), (10571, 2737509), (14663, 1973553), (21221, 1363659), (31713, 912503), (41323, 700293), (43989, 657851), (63663, 454553), (123969, 233431)]