243640576

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{17957}}^1$

素因数の和:18026

約数の個数: 36

約数和(自身を含む): 495533052

約数和(自身を除く): 251892476

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 848, 1696, 3392, 6784, 13568, 17957, 35914, 71828, 143656, 287312, 574624, 951721, 1149248, 1903442, 2298496, 3806884, 4596992, 7613768, 15227536, 30455072, 60910144, 121820288, 243640576]

約数ペア:

[(1, 243640576), (2, 121820288), (4, 60910144), (8, 30455072), (16, 15227536), (32, 7613768), (53, 4596992), (64, 3806884), (106, 2298496), (128, 1903442), (212, 1149248), (256, 951721), (424, 574624), (848, 287312), (1696, 143656), (3392, 71828), (6784, 35914), (13568, 17957)]