2806986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 7112448

約数和(自身を除く): 4305462

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 53, 78, 91, 97, 106, 159, 182, 194, 273, 291, 318, 371, 546, 582, 679, 689, 742, 1113, 1261, 1358, 1378, 2037, 2067, 2226, 2522, 3783, 4074, 4134, 4823, 5141, 7566, 8827, 9646, 10282, 14469, 15423, 17654, 26481, 28938, 30846, 35987, 52962, 66833, 71974, 107961, 133666, 200499, 215922, 400998, 467831, 935662, 1403493, 2806986]

約数ペア:

[(1, 2806986), (2, 1403493), (3, 935662), (6, 467831), (7, 400998), (13, 215922), (14, 200499), (21, 133666), (26, 107961), (39, 71974), (42, 66833), (53, 52962), (78, 35987), (91, 30846), (97, 28938), (106, 26481), (159, 17654), (182, 15423), (194, 14469), (273, 10282), (291, 9646), (318, 8827), (371, 7566), (546, 5141), (582, 4823), (679, 4134), (689, 4074), (742, 3783), (1113, 2522), (1261, 2226), (1358, 2067), (1378, 2037)]