138873196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{450887}}^1$

素因数の和:450909

約数の個数: 24

約数和(自身を含む): 302996736

約数和(自身を除く): 164123540

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 450887, 901774, 1803548, 3156209, 4959757, 6312418, 9919514, 12624836, 19839028, 34718299, 69436598, 138873196]

約数ペア:

[(1, 138873196), (2, 69436598), (4, 34718299), (7, 19839028), (11, 12624836), (14, 9919514), (22, 6312418), (28, 4959757), (44, 3156209), (77, 1803548), (154, 901774), (308, 450887)]