289344879

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{210127}}^1$

素因数の和:210156

約数の個数: 20

約数和(自身を含む): 457658784

約数和(自身を除く): 168313905

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 210127, 630381, 1891143, 3572159, 5673429, 10716477, 17020287, 32149431, 96448293, 289344879]

約数ペア:

[(1, 289344879), (3, 96448293), (9, 32149431), (17, 17020287), (27, 10716477), (51, 5673429), (81, 3572159), (153, 1891143), (459, 630381), (1377, 210127)]