198674497

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^2$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 238906304

約数和(自身を除く): 40231807

約数列:

[1, 7, 37, 67, 107, 259, 469, 749, 2479, 3959, 7169, 11449, 17353, 27713, 50183, 80143, 265253, 423613, 767083, 1856771, 2965291, 5369581, 28382071, 198674497]

約数ペア:

[(1, 198674497), (7, 28382071), (37, 5369581), (67, 2965291), (107, 1856771), (259, 767083), (469, 423613), (749, 265253), (2479, 80143), (3959, 50183), (7169, 27713), (11449, 17353)]