200128539

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15887}}^1$

素因数の和:15939

約数の個数: 32

約数和(自身を含む): 320302080

約数和(自身を除く): 120173541

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 4199, 12597, 15887, 47661, 206531, 270079, 301853, 619593, 810237, 905559, 3511027, 3924089, 5131501, 10533081, 11772267, 15394503, 66709513, 200128539]

約数ペア:

[(1, 200128539), (3, 66709513), (13, 15394503), (17, 11772267), (19, 10533081), (39, 5131501), (51, 3924089), (57, 3511027), (221, 905559), (247, 810237), (323, 619593), (663, 301853), (741, 270079), (969, 206531), (4199, 47661), (12597, 15887)]