17999982

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:85

約数の個数: 192

約数和(自身を含む): 55770624

約数和(自身を除く): 37770642

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 37, 39, 42, 54, 63, 66, 74, 77, 78, 81, 91, 99, 111, 117, 126, 143, 154, 162, 182, 189, 198, 222, 231, 234, 243, 259, 273, 286, 297, 333, 351, 378, 407, 429, 462, 481, 486, 518, 546, 567, 594, 666, 693, 702, 777, 814, 819, 858, 891, 962, 999, 1001, 1053, 1134, 1221, 1287, 1386, 1443, 1554, 1638, 1701, 1782, 1998, 2002, 2079, 2106, 2331, 2442, 2457, 2574, 2673, 2849, 2886, 2997, 3003, 3159, 3367, 3402, 3663, 3861, 4158, 4329, 4662, 4914, 5291, 5346, 5698, 5994, 6006, 6237, 6318, 6734, 6993, 7326, 7371, 7722, 8547, 8658, 8991, 9009, 10101, 10582, 10989, 11583, 12474, 12987, 13986, 14742, 15873, 17094, 17982, 18018, 18711, 20202, 20979, 21978, 22113, 23166, 25641, 25974, 27027, 30303, 31746, 32967, 34749, 37037, 37422, 38961, 41958, 44226, 47619, 51282, 54054, 60606, 62937, 65934, 69498, 74074, 76923, 77922, 81081, 90909, 95238, 98901, 111111, 116883, 125874, 142857, 153846, 162162, 181818, 197802, 222222, 230769, 233766, 243243, 272727, 285714, 333333, 428571, 461538, 486486, 545454, 666666, 692307, 818181, 857142, 999999, 1285713, 1384614, 1636362, 1999998, 2571426, 2999997, 5999994, 8999991, 17999982]

約数ペア:

[(1, 17999982), (2, 8999991), (3, 5999994), (6, 2999997), (7, 2571426), (9, 1999998), (11, 1636362), (13, 1384614), (14, 1285713), (18, 999999), (21, 857142), (22, 818181), (26, 692307), (27, 666666), (33, 545454), (37, 486486), (39, 461538), (42, 428571), (54, 333333), (63, 285714), (66, 272727), (74, 243243), (77, 233766), (78, 230769), (81, 222222), (91, 197802), (99, 181818), (111, 162162), (117, 153846), (126, 142857), (143, 125874), (154, 116883), (162, 111111), (182, 98901), (189, 95238), (198, 90909), (222, 81081), (231, 77922), (234, 76923), (243, 74074), (259, 69498), (273, 65934), (286, 62937), (297, 60606), (333, 54054), (351, 51282), (378, 47619), (407, 44226), (429, 41958), (462, 38961), (481, 37422), (486, 37037), (518, 34749), (546, 32967), (567, 31746), (594, 30303), (666, 27027), (693, 25974), (702, 25641), (777, 23166), (814, 22113), (819, 21978), (858, 20979), (891, 20202), (962, 18711), (999, 18018), (1001, 17982), (1053, 17094), (1134, 15873), (1221, 14742), (1287, 13986), (1386, 12987), (1443, 12474), (1554, 11583), (1638, 10989), (1701, 10582), (1782, 10101), (1998, 9009), (2002, 8991), (2079, 8658), (2106, 8547), (2331, 7722), (2442, 7371), (2457, 7326), (2574, 6993), (2673, 6734), (2849, 6318), (2886, 6237), (2997, 6006), (3003, 5994), (3159, 5698), (3367, 5346), (3402, 5291), (3663, 4914), (3861, 4662), (4158, 4329)]