1273728001

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{28163}}^1$

素因数の和:28261

約数の個数: 24

約数和(自身を含む): 1618190784

約数和(自身を除く): 344462783

約数列:

[1, 7, 13, 49, 71, 91, 497, 637, 923, 3479, 6461, 28163, 45227, 197141, 366119, 1379987, 1999573, 2562833, 13997011, 17939831, 25994449, 97979077, 181961143, 1273728001]

約数ペア:

[(1, 1273728001), (7, 181961143), (13, 97979077), (49, 25994449), (71, 17939831), (91, 13997011), (497, 2562833), (637, 1999573), (923, 1379987), (3479, 366119), (6461, 197141), (28163, 45227)]