27305505

素因数分解:

$3^4\times 5^1\times {\mathrm{67421}}^1$

素因数の和:67438

約数の個数: 20

約数和(自身を含む): 48948372

約数和(自身を除く): 21642867

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 67421, 202263, 337105, 606789, 1011315, 1820367, 3033945, 5461101, 9101835, 27305505]

約数ペア:

[(1, 27305505), (3, 9101835), (5, 5461101), (9, 3033945), (15, 1820367), (27, 1011315), (45, 606789), (81, 337105), (135, 202263), (405, 67421)]