145125945

素因数分解:

$3^3\times 5^1\times {\mathrm{1075007}}^1$

素因数の和:1075021

約数の個数: 16

約数和(自身を含む): 258001920

約数和(自身を除く): 112875975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1075007, 3225021, 5375035, 9675063, 16125105, 29025189, 48375315, 145125945]

約数ペア:

[(1, 145125945), (3, 48375315), (5, 29025189), (9, 16125105), (15, 9675063), (27, 5375035), (45, 3225021), (135, 1075007)]