7122128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:471

約数の個数: 40

約数和(自身を含む): 15056328

約数和(自身を除く): 7934200

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 353, 388, 706, 776, 1261, 1412, 1552, 2522, 2824, 4589, 5044, 5648, 9178, 10088, 18356, 20176, 34241, 36712, 68482, 73424, 136964, 273928, 445133, 547856, 890266, 1780532, 3561064, 7122128]

約数ペア:

[(1, 7122128), (2, 3561064), (4, 1780532), (8, 890266), (13, 547856), (16, 445133), (26, 273928), (52, 136964), (97, 73424), (104, 68482), (194, 36712), (208, 34241), (353, 20176), (388, 18356), (706, 10088), (776, 9178), (1261, 5648), (1412, 5044), (1552, 4589), (2522, 2824)]