638380053

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{627709}}^1$

素因数の和:627828

約数の個数: 12

約数和(自身を含む): 930266220

約数和(自身を除く): 291886167

約数列:

[1, 3, 9, 113, 339, 1017, 627709, 1883127, 5649381, 70931117, 212793351, 638380053]

約数ペア:

[(1, 638380053), (3, 212793351), (9, 70931117), (113, 5649381), (339, 1883127), (1017, 627709)]