289310778

素因数分解:

$2^1\times 3^4\times {\mathrm{1785869}}^1$

素因数の和:1785883

約数の個数: 20

約数和(自身を含む): 648270810

約数和(自身を除く): 358960032

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1785869, 3571738, 5357607, 10715214, 16072821, 32145642, 48218463, 96436926, 144655389, 289310778]

約数ペア:

[(1, 289310778), (2, 144655389), (3, 96436926), (6, 48218463), (9, 32145642), (18, 16072821), (27, 10715214), (54, 5357607), (81, 3571738), (162, 1785869)]