256313835

素因数分解:

$3^3\times 5^1\times {\mathrm{1898621}}^1$

素因数の和:1898635

約数の個数: 16

約数和(自身を含む): 455669280

約数和(自身を除く): 199355445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1898621, 5695863, 9493105, 17087589, 28479315, 51262767, 85437945, 256313835]

約数ペア:

[(1, 256313835), (3, 85437945), (5, 51262767), (9, 28479315), (15, 17087589), (27, 9493105), (45, 5695863), (135, 1898621)]