4389147

素因数分解:

$3^4\times 7^1\times {\mathrm{7741}}^1$

素因数の和:7760

約数の個数: 20

約数和(自身を含む): 7494256

約数和(自身を除く): 3105109

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 7741, 23223, 54187, 69669, 162561, 209007, 487683, 627021, 1463049, 4389147]

約数ペア:

[(1, 4389147), (3, 1463049), (7, 627021), (9, 487683), (21, 209007), (27, 162561), (63, 69669), (81, 54187), (189, 23223), (567, 7741)]