3186813

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:206

約数の個数: 32

約数和(自身を含む): 5248000

約数和(自身を除く): 2061187

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 163, 343, 399, 489, 931, 1029, 1141, 2793, 3097, 3423, 6517, 7987, 9291, 19551, 21679, 23961, 55909, 65037, 151753, 167727, 455259, 1062271, 3186813]

約数ペア:

[(1, 3186813), (3, 1062271), (7, 455259), (19, 167727), (21, 151753), (49, 65037), (57, 55909), (133, 23961), (147, 21679), (163, 19551), (343, 9291), (399, 7987), (489, 6517), (931, 3423), (1029, 3097), (1141, 2793)]