51417135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 119508480

約数和(自身を除く): 68091345

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 33, 35, 45, 55, 57, 63, 71, 77, 95, 99, 105, 121, 133, 165, 171, 209, 213, 231, 285, 315, 355, 363, 385, 399, 495, 497, 605, 627, 639, 665, 693, 781, 847, 855, 1045, 1065, 1089, 1155, 1197, 1349, 1463, 1491, 1815, 1881, 1995, 2299, 2343, 2485, 2541, 3135, 3195, 3465, 3905, 4047, 4235, 4389, 4473, 5445, 5467, 5985, 6745, 6897, 7029, 7315, 7455, 7623, 8591, 9405, 9443, 11495, 11715, 12141, 12705, 13167, 14839, 16093, 16401, 20235, 20691, 21945, 22365, 25773, 27335, 28329, 34485, 35145, 38115, 42955, 44517, 47215, 48279, 49203, 60137, 60705, 65835, 74195, 77319, 80465, 82005, 84987, 103455, 103873, 128865, 133551, 141645, 144837, 163229, 180411, 222585, 241395, 246015, 300685, 311619, 386595, 424935, 489687, 519365, 541233, 667755, 724185, 816145, 902055, 934857, 1142603, 1469061, 1558095, 2448435, 2706165, 3427809, 4674285, 5713015, 7345305, 10283427, 17139045, 51417135]

約数ペア:

[(1, 51417135), (3, 17139045), (5, 10283427), (7, 7345305), (9, 5713015), (11, 4674285), (15, 3427809), (19, 2706165), (21, 2448435), (33, 1558095), (35, 1469061), (45, 1142603), (55, 934857), (57, 902055), (63, 816145), (71, 724185), (77, 667755), (95, 541233), (99, 519365), (105, 489687), (121, 424935), (133, 386595), (165, 311619), (171, 300685), (209, 246015), (213, 241395), (231, 222585), (285, 180411), (315, 163229), (355, 144837), (363, 141645), (385, 133551), (399, 128865), (495, 103873), (497, 103455), (605, 84987), (627, 82005), (639, 80465), (665, 77319), (693, 74195), (781, 65835), (847, 60705), (855, 60137), (1045, 49203), (1065, 48279), (1089, 47215), (1155, 44517), (1197, 42955), (1349, 38115), (1463, 35145), (1491, 34485), (1815, 28329), (1881, 27335), (1995, 25773), (2299, 22365), (2343, 21945), (2485, 20691), (2541, 20235), (3135, 16401), (3195, 16093), (3465, 14839), (3905, 13167), (4047, 12705), (4235, 12141), (4389, 11715), (4473, 11495), (5445, 9443), (5467, 9405), (5985, 8591), (6745, 7623), (6897, 7455), (7029, 7315)]