68440988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{20201}}^1$

素因数の和:20234

約数の個数: 36

約数和(自身を含む): 150464496

約数和(自身を除く): 82023508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 20201, 40402, 80804, 141407, 222211, 282814, 444422, 565628, 888844, 1555477, 2444321, 3110954, 4888642, 6221908, 9777284, 17110247, 34220494, 68440988]

約数ペア:

[(1, 68440988), (2, 34220494), (4, 17110247), (7, 9777284), (11, 6221908), (14, 4888642), (22, 3110954), (28, 2444321), (44, 1555477), (77, 888844), (121, 565628), (154, 444422), (242, 282814), (308, 222211), (484, 141407), (847, 80804), (1694, 40402), (3388, 20201)]