27478409

素因数分解:

$7^1\times {\mathrm{17}}^4\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 20

約数和(自身を含む): 34076544

約数和(自身を除く): 6598135

約数列:

[1, 7, 17, 47, 119, 289, 329, 799, 2023, 4913, 5593, 13583, 34391, 83521, 95081, 230911, 584647, 1616377, 3925487, 27478409]

約数ペア:

[(1, 27478409), (7, 3925487), (17, 1616377), (47, 584647), (119, 230911), (289, 95081), (329, 83521), (799, 34391), (2023, 13583), (4913, 5593)]