638687074

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{38713}}^1$

素因数の和:38901

約数の個数: 16

約数和(自身を含む): 979773912

約数和(自身を除く): 341086838

約数列:

[1, 2, 73, 113, 146, 226, 8249, 16498, 38713, 77426, 2826049, 4374569, 5652098, 8749138, 319343537, 638687074]

約数ペア:

[(1, 638687074), (2, 319343537), (73, 8749138), (113, 5652098), (146, 4374569), (226, 2826049), (8249, 77426), (16498, 38713)]