639830022

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8202949}}^1$

素因数の和:8202967

約数の個数: 16

約数和(自身を含む): 1378095600

約数和(自身を除く): 738265578

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 8202949, 16405898, 24608847, 49217694, 106638337, 213276674, 319915011, 639830022]

約数ペア:

[(1, 639830022), (2, 319915011), (3, 213276674), (6, 106638337), (13, 49217694), (26, 24608847), (39, 16405898), (78, 8202949)]