2749509

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2297}}^1$

素因数の和:2329

約数の個数: 24

約数和(自身を含む): 4779840

約数和(自身を除く): 2030331

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 2297, 6891, 16079, 20673, 43643, 48237, 130929, 144711, 305501, 392787, 916503, 2749509]

約数ペア:

[(1, 2749509), (3, 916503), (7, 392787), (9, 305501), (19, 144711), (21, 130929), (57, 48237), (63, 43643), (133, 20673), (171, 16079), (399, 6891), (1197, 2297)]