239629509

素因数分解:

$3^4\times 7^1\times {\mathrm{422627}}^1$

素因数の和:422646

約数の個数: 20

約数和(自身を含む): 409103904

約数和(自身を除く): 169474395

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 422627, 1267881, 2958389, 3803643, 8875167, 11410929, 26625501, 34232787, 79876503, 239629509]

約数ペア:

[(1, 239629509), (3, 79876503), (7, 34232787), (9, 26625501), (21, 11410929), (27, 8875167), (63, 3803643), (81, 2958389), (189, 1267881), (567, 422627)]