2021638905

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:629

約数の個数: 160

約数和(自身を含む): 4329376128

約数和(自身を除く): 2307737223

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 67, 81, 99, 117, 135, 143, 165, 195, 201, 297, 335, 351, 405, 429, 495, 521, 585, 603, 715, 737, 871, 891, 1005, 1053, 1287, 1485, 1563, 1755, 1809, 2145, 2211, 2605, 2613, 3015, 3685, 3861, 4355, 4455, 4689, 5265, 5427, 5731, 6435, 6633, 6773, 7815, 7839, 9045, 9581, 11055, 11583, 13065, 14067, 17193, 19305, 19899, 20319, 23445, 23517, 27135, 28655, 28743, 33165, 33865, 34907, 39195, 42201, 47905, 51579, 57915, 59697, 60957, 70335, 70551, 74503, 85965, 86229, 99495, 101595, 104721, 117585, 143715, 154737, 174535, 182871, 211005, 223509, 257895, 258687, 298485, 304785, 314163, 352755, 372515, 383977, 431145, 453791, 464211, 523605, 548613, 670527, 773685, 776061, 914355, 942489, 1117545, 1151931, 1293435, 1361373, 1570815, 1919885, 2011581, 2268955, 2321055, 2743065, 2827467, 3352635, 3455793, 3880305, 4084119, 4712445, 4991701, 5759655, 6034743, 6806865, 10057905, 10367379, 12252357, 14137335, 14975103, 17278965, 20420595, 24958505, 30173715, 31102137, 36757071, 44925309, 51836895, 61261785, 74875515, 134775927, 155510685, 183785355, 224626545, 404327781, 673879635, 2021638905]

約数ペア:

[(1, 2021638905), (3, 673879635), (5, 404327781), (9, 224626545), (11, 183785355), (13, 155510685), (15, 134775927), (27, 74875515), (33, 61261785), (39, 51836895), (45, 44925309), (55, 36757071), (65, 31102137), (67, 30173715), (81, 24958505), (99, 20420595), (117, 17278965), (135, 14975103), (143, 14137335), (165, 12252357), (195, 10367379), (201, 10057905), (297, 6806865), (335, 6034743), (351, 5759655), (405, 4991701), (429, 4712445), (495, 4084119), (521, 3880305), (585, 3455793), (603, 3352635), (715, 2827467), (737, 2743065), (871, 2321055), (891, 2268955), (1005, 2011581), (1053, 1919885), (1287, 1570815), (1485, 1361373), (1563, 1293435), (1755, 1151931), (1809, 1117545), (2145, 942489), (2211, 914355), (2605, 776061), (2613, 773685), (3015, 670527), (3685, 548613), (3861, 523605), (4355, 464211), (4455, 453791), (4689, 431145), (5265, 383977), (5427, 372515), (5731, 352755), (6435, 314163), (6633, 304785), (6773, 298485), (7815, 258687), (7839, 257895), (9045, 223509), (9581, 211005), (11055, 182871), (11583, 174535), (13065, 154737), (14067, 143715), (17193, 117585), (19305, 104721), (19899, 101595), (20319, 99495), (23445, 86229), (23517, 85965), (27135, 74503), (28655, 70551), (28743, 70335), (33165, 60957), (33865, 59697), (34907, 57915), (39195, 51579), (42201, 47905)]