12258945

素因数分解:

$3^4\times 5^1\times {\mathrm{30269}}^1$

素因数の和:30286

約数の個数: 20

約数和(自身を含む): 21976020

約数和(自身を除く): 9717075

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30269, 90807, 151345, 272421, 454035, 817263, 1362105, 2451789, 4086315, 12258945]

約数ペア:

[(1, 12258945), (3, 4086315), (5, 2451789), (9, 1362105), (15, 817263), (27, 454035), (45, 272421), (81, 151345), (135, 90807), (405, 30269)]