28827591

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15727}}^1$

素因数の和:15790

約数の個数: 16

約数和(自身を含む): 42276864

約数和(自身を除く): 13449273

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 15727, 47181, 204451, 613353, 739169, 2217507, 9609197, 28827591]

約数ペア:

[(1, 28827591), (3, 9609197), (13, 2217507), (39, 739169), (47, 613353), (141, 204451), (611, 47181), (1833, 15727)]