291244288

素因数分解:

$2^8\times {\mathrm{1137673}}^1$

素因数の和:1137689

約数の個数: 18

約数和(自身を含む): 581351414

約数和(自身を除く): 290107126

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1137673, 2275346, 4550692, 9101384, 18202768, 36405536, 72811072, 145622144, 291244288]

約数ペア:

[(1, 291244288), (2, 145622144), (4, 72811072), (8, 36405536), (16, 18202768), (32, 9101384), (64, 4550692), (128, 2275346), (256, 1137673)]