128934141

素因数分解:

$3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{5381}}^1$

素因数の和:5561

約数の個数: 24

約数和(自身を含む): 201243744

約数和(自身を除く): 72309603

約数列:

[1, 3, 7, 21, 49, 147, 163, 489, 1141, 3423, 5381, 7987, 16143, 23961, 37667, 113001, 263669, 791007, 877103, 2631309, 6139721, 18419163, 42978047, 128934141]

約数ペア:

[(1, 128934141), (3, 42978047), (7, 18419163), (21, 6139721), (49, 2631309), (147, 877103), (163, 791007), (489, 263669), (1141, 113001), (3423, 37667), (5381, 23961), (7987, 16143)]