28065268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91121}}^1$

素因数の和:91143

約数の個数: 24

約数和(自身を含む): 61233984

約数和(自身を除く): 33168716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91121, 182242, 364484, 637847, 1002331, 1275694, 2004662, 2551388, 4009324, 7016317, 14032634, 28065268]

約数ペア:

[(1, 28065268), (2, 14032634), (4, 7016317), (7, 4009324), (11, 2551388), (14, 2004662), (22, 1275694), (28, 1002331), (44, 637847), (77, 364484), (154, 182242), (308, 91121)]