71756456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{2053}}^1$

素因数の和:2333

約数の個数: 32

約数和(自身を含む): 143081640

約数和(自身を除く): 71325184

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 257, 514, 1028, 2053, 2056, 4106, 4369, 8212, 8738, 16424, 17476, 34901, 34952, 69802, 139604, 279208, 527621, 1055242, 2110484, 4220968, 8969557, 17939114, 35878228, 71756456]

約数ペア:

[(1, 71756456), (2, 35878228), (4, 17939114), (8, 8969557), (17, 4220968), (34, 2110484), (68, 1055242), (136, 527621), (257, 279208), (514, 139604), (1028, 69802), (2053, 34952), (2056, 34901), (4106, 17476), (4369, 16424), (8212, 8738)]