388584679

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{21881}}^1$

素因数の和:21990

約数の個数: 16

約数和(自身を含む): 462147840

約数和(自身を除く): 73563161

約数列:

[1, 7, 43, 59, 301, 413, 2537, 17759, 21881, 153167, 940883, 1290979, 6586181, 9036853, 55512097, 388584679]

約数ペア:

[(1, 388584679), (7, 55512097), (43, 9036853), (59, 6586181), (301, 1290979), (413, 940883), (2537, 153167), (17759, 21881)]