291211076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{54371}}^1$

素因数の和:54491

約数の個数: 24

約数和(自身を含む): 554159424

約数和(自身を除く): 262948348

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 54371, 108742, 217484, 706823, 1413646, 2827292, 5600213, 11200426, 22400852, 72802769, 145605538, 291211076]

約数ペア:

[(1, 291211076), (2, 145605538), (4, 72802769), (13, 22400852), (26, 11200426), (52, 5600213), (103, 2827292), (206, 1413646), (412, 706823), (1339, 217484), (2678, 108742), (5356, 54371)]