203445945

素因数分解:

$3^3\times 5^1\times {\mathrm{1507007}}^1$

素因数の和:1507021

約数の個数: 16

約数和(自身を含む): 361681920

約数和(自身を除く): 158235975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1507007, 4521021, 7535035, 13563063, 22605105, 40689189, 67815315, 203445945]

約数ペア:

[(1, 203445945), (3, 67815315), (5, 40689189), (9, 22605105), (15, 13563063), (27, 7535035), (45, 4521021), (135, 1507007)]