38999961

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 120

約数和(自身を含む): 80777664

約数和(自身を除く): 41777703

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 37, 39, 63, 77, 81, 91, 99, 111, 117, 143, 169, 189, 231, 259, 273, 297, 333, 351, 407, 429, 481, 507, 567, 693, 777, 819, 891, 999, 1001, 1053, 1183, 1221, 1287, 1443, 1521, 1859, 2079, 2331, 2457, 2849, 2997, 3003, 3367, 3549, 3663, 3861, 4329, 4563, 5291, 5577, 6237, 6253, 6993, 7371, 8547, 9009, 10101, 10647, 10989, 11583, 12987, 13013, 13689, 15873, 16731, 18759, 20979, 25641, 27027, 30303, 31941, 32967, 37037, 38961, 39039, 43771, 47619, 50193, 56277, 68783, 76923, 81081, 90909, 95823, 111111, 117117, 131313, 142857, 150579, 168831, 206349, 230769, 272727, 333333, 351351, 393939, 428571, 481481, 506493, 619047, 999999, 1054053, 1181817, 1444443, 1857141, 2999997, 3545451, 4333329, 5571423, 12999987, 38999961]

約数ペア:

[(1, 38999961), (3, 12999987), (7, 5571423), (9, 4333329), (11, 3545451), (13, 2999997), (21, 1857141), (27, 1444443), (33, 1181817), (37, 1054053), (39, 999999), (63, 619047), (77, 506493), (81, 481481), (91, 428571), (99, 393939), (111, 351351), (117, 333333), (143, 272727), (169, 230769), (189, 206349), (231, 168831), (259, 150579), (273, 142857), (297, 131313), (333, 117117), (351, 111111), (407, 95823), (429, 90909), (481, 81081), (507, 76923), (567, 68783), (693, 56277), (777, 50193), (819, 47619), (891, 43771), (999, 39039), (1001, 38961), (1053, 37037), (1183, 32967), (1221, 31941), (1287, 30303), (1443, 27027), (1521, 25641), (1859, 20979), (2079, 18759), (2331, 16731), (2457, 15873), (2849, 13689), (2997, 13013), (3003, 12987), (3367, 11583), (3549, 10989), (3663, 10647), (3861, 10101), (4329, 9009), (4563, 8547), (5291, 7371), (5577, 6993), (6237, 6253)]