381025539

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{276707}}^1$

素因数の和:276736

約数の個数: 20

約数和(自身を含む): 602670024

約数和(自身を除く): 221644485

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 276707, 830121, 2490363, 4704019, 7471089, 14112057, 22413267, 42336171, 127008513, 381025539]

約数ペア:

[(1, 381025539), (3, 127008513), (9, 42336171), (17, 22413267), (27, 14112057), (51, 7471089), (81, 4704019), (153, 2490363), (459, 830121), (1377, 276707)]