239973927

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2789}}^1$

素因数の和:2887

約数の個数: 32

約数和(自身を含む): 353548800

約数和(自身を除く): 113574873

約数列:

[1, 3, 23, 29, 43, 69, 87, 129, 667, 989, 1247, 2001, 2789, 2967, 3741, 8367, 28681, 64147, 80881, 86043, 119927, 192441, 242643, 359781, 1860263, 2758321, 3477883, 5580789, 8274963, 10433649, 79991309, 239973927]

約数ペア:

[(1, 239973927), (3, 79991309), (23, 10433649), (29, 8274963), (43, 5580789), (69, 3477883), (87, 2758321), (129, 1860263), (667, 359781), (989, 242643), (1247, 192441), (2001, 119927), (2789, 86043), (2967, 80881), (3741, 64147), (8367, 28681)]