261267008

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{131687}}^1$

素因数の和:131730

約数の個数: 28

約数和(自身を含む): 535180032

約数和(自身を除く): 273913024

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 131687, 263374, 526748, 1053496, 2106992, 4082297, 4213984, 8164594, 8427968, 16329188, 32658376, 65316752, 130633504, 261267008]

約数ペア:

[(1, 261267008), (2, 130633504), (4, 65316752), (8, 32658376), (16, 16329188), (31, 8427968), (32, 8164594), (62, 4213984), (64, 4082297), (124, 2106992), (248, 1053496), (496, 526748), (992, 263374), (1984, 131687)]