2197627201

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1559}}^1\times {\mathrm{18307}}^1$

素因数の和:19884

約数の個数: 16

約数和(自身を含む): 2741806080

約数和(自身を除く): 544178879

約数列:

[1, 7, 11, 77, 1559, 10913, 17149, 18307, 120043, 128149, 201377, 1409639, 28540613, 199784291, 313946743, 2197627201]

約数ペア:

[(1, 2197627201), (7, 313946743), (11, 199784291), (77, 28540613), (1559, 1409639), (10913, 201377), (17149, 128149), (18307, 120043)]