749007

素因数分解:

$3^4\times 7^1\times {\mathrm{1321}}^1$

素因数の和:1340

約数の個数: 20

約数和(自身を含む): 1279696

約数和(自身を除く): 530689

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1321, 3963, 9247, 11889, 27741, 35667, 83223, 107001, 249669, 749007]

約数ペア:

[(1, 749007), (3, 249669), (7, 107001), (9, 83223), (21, 35667), (27, 27741), (63, 11889), (81, 9247), (189, 3963), (567, 1321)]