2106945

素因数分解:

$3^3\times 5^1\times {\mathrm{15607}}^1$

素因数の和:15621

約数の個数: 16

約数和(自身を含む): 3745920

約数和(自身を除く): 1638975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 15607, 46821, 78035, 140463, 234105, 421389, 702315, 2106945]

約数ペア:

[(1, 2106945), (3, 702315), (5, 421389), (9, 234105), (15, 140463), (27, 78035), (45, 46821), (135, 15607)]