988594551

素因数分解:

$3^4\times 7^2\times {\mathrm{249079}}^1$

素因数の和:249105

約数の個数: 30

約数和(自身を含む): 1717904760

約数和(自身を除く): 729310209

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 249079, 747237, 1743553, 2241711, 5230659, 6725133, 12204871, 15691977, 20175399, 36614613, 47075931, 109843839, 141227793, 329531517, 988594551]

約数ペア:

[(1, 988594551), (3, 329531517), (7, 141227793), (9, 109843839), (21, 47075931), (27, 36614613), (49, 20175399), (63, 15691977), (81, 12204871), (147, 6725133), (189, 5230659), (441, 2241711), (567, 1743553), (1323, 747237), (3969, 249079)]