51708279

素因数分解:

$3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1676

約数の個数: 32

約数和(自身を含む): 83046400

約数和(自身を除く): 31338121

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 343, 651, 1029, 1519, 1621, 4557, 4863, 10633, 11347, 31899, 34041, 50251, 79429, 150753, 238287, 351757, 556003, 1055271, 1668009, 2462299, 7386897, 17236093, 51708279]

約数ペア:

[(1, 51708279), (3, 17236093), (7, 7386897), (21, 2462299), (31, 1668009), (49, 1055271), (93, 556003), (147, 351757), (217, 238287), (343, 150753), (651, 79429), (1029, 50251), (1519, 34041), (1621, 31899), (4557, 11347), (4863, 10633)]