138538204

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{38959}}^1$

素因数の和:39097

約数の個数: 24

約数和(自身を含む): 279265280

約数和(自身を除く): 140727076

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 38959, 77918, 155836, 272713, 545426, 1090852, 4947793, 9895586, 19791172, 34634551, 69269102, 138538204]

約数ペア:

[(1, 138538204), (2, 69269102), (4, 34634551), (7, 19791172), (14, 9895586), (28, 4947793), (127, 1090852), (254, 545426), (508, 272713), (889, 155836), (1778, 77918), (3556, 38959)]