64487521

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 74833920

約数和(自身を除く): 10346399

約数列:

[1, 7, 139, 191, 347, 973, 1337, 2429, 26549, 48233, 66277, 185843, 337631, 463939, 9212503, 64487521]

約数ペア:

[(1, 64487521), (7, 9212503), (139, 463939), (191, 337631), (347, 185843), (973, 66277), (1337, 48233), (2429, 26549)]