13278027

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21803}}^1$

素因数の和:21842

約数の個数: 16

約数和(自身を含む): 20931840

約数和(自身を除く): 7653813

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 21803, 65409, 152621, 457863, 632287, 1896861, 4426009, 13278027]

約数ペア:

[(1, 13278027), (3, 4426009), (7, 1896861), (21, 632287), (29, 457863), (87, 152621), (203, 65409), (609, 21803)]