2911636

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 6616960

約数和(自身を除く): 3705324

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 421, 494, 532, 842, 988, 1684, 1729, 2947, 3458, 5473, 5894, 6916, 7999, 10946, 11788, 15998, 21892, 31996, 38311, 55993, 76622, 103987, 111986, 153244, 207974, 223972, 415948, 727909, 1455818, 2911636]

約数ペア:

[(1, 2911636), (2, 1455818), (4, 727909), (7, 415948), (13, 223972), (14, 207974), (19, 153244), (26, 111986), (28, 103987), (38, 76622), (52, 55993), (76, 38311), (91, 31996), (133, 21892), (182, 15998), (247, 11788), (266, 10946), (364, 7999), (421, 6916), (494, 5894), (532, 5473), (842, 3458), (988, 2947), (1684, 1729)]