9942639

素因数分解:

$3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 15540480

約数和(自身を除く): 5597841

約数列:

[1, 3, 7, 21, 49, 147, 239, 283, 717, 849, 1673, 1981, 5019, 5943, 11711, 13867, 35133, 41601, 67637, 202911, 473459, 1420377, 3314213, 9942639]

約数ペア:

[(1, 9942639), (3, 3314213), (7, 1420377), (21, 473459), (49, 202911), (147, 67637), (239, 41601), (283, 35133), (717, 13867), (849, 11711), (1673, 5943), (1981, 5019)]