128900058

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{6991}}^1$

素因数の和:7442

約数の個数: 32

約数和(自身を含む): 295342080

約数和(自身を除く): 166442022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 439, 878, 1317, 2634, 3073, 6146, 6991, 9219, 13982, 18438, 20973, 41946, 48937, 97874, 146811, 293622, 3069049, 6138098, 9207147, 18414294, 21483343, 42966686, 64450029, 128900058]

約数ペア:

[(1, 128900058), (2, 64450029), (3, 42966686), (6, 21483343), (7, 18414294), (14, 9207147), (21, 6138098), (42, 3069049), (439, 293622), (878, 146811), (1317, 97874), (2634, 48937), (3073, 41946), (6146, 20973), (6991, 18438), (9219, 13982)]