2255988

素因数分解:

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

素因数の和:372

約数の個数: 48

約数和(自身を含む): 6096384

約数和(自身を除く): 3840396

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 251, 321, 428, 502, 642, 749, 753, 1004, 1284, 1498, 1506, 1757, 2247, 2996, 3012, 3514, 4494, 5271, 7028, 8988, 10542, 21084, 26857, 53714, 80571, 107428, 161142, 187999, 322284, 375998, 563997, 751996, 1127994, 2255988]

約数ペア:

[(1, 2255988), (2, 1127994), (3, 751996), (4, 563997), (6, 375998), (7, 322284), (12, 187999), (14, 161142), (21, 107428), (28, 80571), (42, 53714), (84, 26857), (107, 21084), (214, 10542), (251, 8988), (321, 7028), (428, 5271), (502, 4494), (642, 3514), (749, 3012), (753, 2996), (1004, 2247), (1284, 1757), (1498, 1506)]