51323727

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 86873472

約数和(自身を除く): 35549745

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 107, 147, 251, 273, 321, 637, 749, 753, 1391, 1757, 1911, 2247, 3263, 4173, 5243, 5271, 9737, 9789, 12299, 15729, 22841, 26857, 29211, 36897, 68159, 68523, 80571, 159887, 187999, 204477, 349141, 479661, 563997, 1047423, 1315993, 2443987, 3947979, 7331961, 17107909, 51323727]

約数ペア:

[(1, 51323727), (3, 17107909), (7, 7331961), (13, 3947979), (21, 2443987), (39, 1315993), (49, 1047423), (91, 563997), (107, 479661), (147, 349141), (251, 204477), (273, 187999), (321, 159887), (637, 80571), (749, 68523), (753, 68159), (1391, 36897), (1757, 29211), (1911, 26857), (2247, 22841), (3263, 15729), (4173, 12299), (5243, 9789), (5271, 9737)]