219901321

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1723}}^1$

素因数の和:1956

約数の個数: 16

約数和(自身を含む): 238325760

約数和(自身を除く): 18424439

約数列:

[1, 23, 31, 179, 713, 1723, 4117, 5549, 39629, 53413, 127627, 308417, 1228499, 7093591, 9560927, 219901321]

約数ペア:

[(1, 219901321), (23, 9560927), (31, 7093591), (179, 1228499), (713, 308417), (1723, 127627), (4117, 53413), (5549, 39629)]