87405412

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{508171}}^1$

素因数の和:508218

約数の個数: 12

約数和(自身を含む): 156516976

約数和(自身を除く): 69111564

約数列:

[1, 2, 4, 43, 86, 172, 508171, 1016342, 2032684, 21851353, 43702706, 87405412]

約数ペア:

[(1, 87405412), (2, 43702706), (4, 21851353), (43, 2032684), (86, 1016342), (172, 508171)]