28061007

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{10739}}^1$

素因数の和:10822

約数の個数: 16

約数和(自身を含む): 40897920

約数和(自身を除く): 12836913

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 10739, 32217, 139607, 418821, 719513, 2158539, 9353669, 28061007]

約数ペア:

[(1, 28061007), (3, 9353669), (13, 2158539), (39, 719513), (67, 418821), (201, 139607), (871, 32217), (2613, 10739)]