155291276

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{178907}}^1$

素因数の和:178949

約数の個数: 24

約数和(自身を含む): 320603136

約数和(自身を除く): 165311860

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 178907, 357814, 715628, 1252349, 2504698, 5009396, 5546117, 11092234, 22184468, 38822819, 77645638, 155291276]

約数ペア:

[(1, 155291276), (2, 77645638), (4, 38822819), (7, 22184468), (14, 11092234), (28, 5546117), (31, 5009396), (62, 2504698), (124, 1252349), (217, 715628), (434, 357814), (868, 178907)]