78517486

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{73}}^2\times {\mathrm{139}}^1$

素因数の和:340

約数の個数: 24

約数和(自身を含む): 122540040

約数和(自身を除く): 44022554

約数列:

[1, 2, 53, 73, 106, 139, 146, 278, 3869, 5329, 7367, 7738, 10147, 10658, 14734, 20294, 282437, 537791, 564874, 740731, 1075582, 1481462, 39258743, 78517486]

約数ペア:

[(1, 78517486), (2, 39258743), (53, 1481462), (73, 1075582), (106, 740731), (139, 564874), (146, 537791), (278, 282437), (3869, 20294), (5329, 14734), (7367, 10658), (7738, 10147)]