15649732

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4021}}^1$

素因数の和:4171

約数の個数: 24

約数和(自身を含む): 31532480

約数和(自身を除く): 15882748

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 4021, 8042, 16084, 28147, 56294, 112588, 558919, 1117838, 2235676, 3912433, 7824866, 15649732]

約数ペア:

[(1, 15649732), (2, 7824866), (4, 3912433), (7, 2235676), (14, 1117838), (28, 558919), (139, 112588), (278, 56294), (556, 28147), (973, 16084), (1946, 8042), (3892, 4021)]