51908571

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{761}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 89867232

約数和(自身を除く): 37958661

約数列:

[1, 3, 9, 11, 13, 33, 39, 53, 99, 117, 143, 159, 429, 477, 583, 689, 761, 1287, 1749, 2067, 2283, 5247, 6201, 6849, 7579, 8371, 9893, 22737, 25113, 29679, 40333, 68211, 75339, 89037, 108823, 120999, 326469, 362997, 443663, 524329, 979407, 1330989, 1572987, 3992967, 4718961, 5767619, 17302857, 51908571]

約数ペア:

[(1, 51908571), (3, 17302857), (9, 5767619), (11, 4718961), (13, 3992967), (33, 1572987), (39, 1330989), (53, 979407), (99, 524329), (117, 443663), (143, 362997), (159, 326469), (429, 120999), (477, 108823), (583, 89037), (689, 75339), (761, 68211), (1287, 40333), (1749, 29679), (2067, 25113), (2283, 22737), (5247, 9893), (6201, 8371), (6849, 7579)]