7988841

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{983}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 13854720

約数和(自身を除く): 5865879

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 983, 1161, 2709, 2949, 6881, 8127, 8847, 20643, 26541, 42269, 61929, 126807, 185787, 295883, 380421, 887649, 1141263, 2662947, 7988841]

約数ペア:

[(1, 7988841), (3, 2662947), (7, 1141263), (9, 887649), (21, 380421), (27, 295883), (43, 185787), (63, 126807), (129, 61929), (189, 42269), (301, 26541), (387, 20643), (903, 8847), (983, 8127), (1161, 6881), (2709, 2949)]