28278588

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181273}}^1$

素因数の和:181293

約数の個数: 24

約数和(自身を含む): 71059408

約数和(自身を除く): 42780820

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 181273, 362546, 543819, 725092, 1087638, 2175276, 2356549, 4713098, 7069647, 9426196, 14139294, 28278588]

約数ペア:

[(1, 28278588), (2, 14139294), (3, 9426196), (4, 7069647), (6, 4713098), (12, 2356549), (13, 2175276), (26, 1087638), (39, 725092), (52, 543819), (78, 362546), (156, 181273)]