1317998423

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 1723680000

約数和(自身を除く): 405681577

約数列:

[1, 7, 17, 37, 41, 49, 119, 149, 259, 287, 343, 629, 697, 833, 1043, 1517, 1813, 2009, 2533, 4403, 4879, 5513, 5831, 6109, 7301, 10619, 12691, 14063, 17731, 25789, 30821, 34153, 38591, 42763, 51107, 74333, 93721, 103853, 124117, 180523, 215747, 226033, 239071, 270137, 299341, 520331, 656047, 726971, 868819, 1263661, 1582231, 1890959, 2095387, 3842561, 4592329, 5088797, 8845627, 11075617, 26897927, 32146303, 35621579, 77529319, 188285489, 1317998423]

約数ペア:

[(1, 1317998423), (7, 188285489), (17, 77529319), (37, 35621579), (41, 32146303), (49, 26897927), (119, 11075617), (149, 8845627), (259, 5088797), (287, 4592329), (343, 3842561), (629, 2095387), (697, 1890959), (833, 1582231), (1043, 1263661), (1517, 868819), (1813, 726971), (2009, 656047), (2533, 520331), (4403, 299341), (4879, 270137), (5513, 239071), (5831, 226033), (6109, 215747), (7301, 180523), (10619, 124117), (12691, 103853), (14063, 93721), (17731, 74333), (25789, 51107), (30821, 42763), (34153, 38591)]