289311885

素因数分解:

$3^3\times 5^1\times {\mathrm{2143051}}^1$

素因数の和:2143065

約数の個数: 16

約数和(自身を含む): 514332480

約数和(自身を除く): 225020595

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2143051, 6429153, 10715255, 19287459, 32145765, 57862377, 96437295, 289311885]

約数ペア:

[(1, 289311885), (3, 96437295), (5, 57862377), (9, 32145765), (15, 19287459), (27, 10715255), (45, 6429153), (135, 2143051)]