2008545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 4202496

約数和(自身を除く): 2193951

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 37, 47, 55, 77, 105, 111, 141, 165, 185, 231, 235, 259, 329, 385, 407, 517, 555, 705, 777, 987, 1155, 1221, 1295, 1551, 1645, 1739, 2035, 2585, 2849, 3619, 3885, 4935, 5217, 6105, 7755, 8547, 8695, 10857, 12173, 14245, 18095, 19129, 26085, 36519, 42735, 54285, 57387, 60865, 95645, 133903, 182595, 286935, 401709, 669515, 2008545]

約数ペア:

[(1, 2008545), (3, 669515), (5, 401709), (7, 286935), (11, 182595), (15, 133903), (21, 95645), (33, 60865), (35, 57387), (37, 54285), (47, 42735), (55, 36519), (77, 26085), (105, 19129), (111, 18095), (141, 14245), (165, 12173), (185, 10857), (231, 8695), (235, 8547), (259, 7755), (329, 6105), (385, 5217), (407, 4935), (517, 3885), (555, 3619), (705, 2849), (777, 2585), (987, 2035), (1155, 1739), (1221, 1645), (1295, 1551)]