256331368

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{277}}^1\times {\mathrm{883}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 486588960

約数和(自身を除く): 230257592

約数列:

[1, 2, 4, 8, 131, 262, 277, 524, 554, 883, 1048, 1108, 1766, 2216, 3532, 7064, 36287, 72574, 115673, 145148, 231346, 244591, 290296, 462692, 489182, 925384, 978364, 1956728, 32041421, 64082842, 128165684, 256331368]

約数ペア:

[(1, 256331368), (2, 128165684), (4, 64082842), (8, 32041421), (131, 1956728), (262, 978364), (277, 925384), (524, 489182), (554, 462692), (883, 290296), (1048, 244591), (1108, 231346), (1766, 145148), (2216, 115673), (3532, 72574), (7064, 36287)]