218974884

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{139297}}^1$

素因数の和:139435

約数の個数: 24

約数和(自身を含む): 514845408

約数和(自身を除く): 295870524

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 139297, 278594, 417891, 557188, 835782, 1671564, 18247907, 36495814, 54743721, 72991628, 109487442, 218974884]

約数ペア:

[(1, 218974884), (2, 109487442), (3, 72991628), (4, 54743721), (6, 36495814), (12, 18247907), (131, 1671564), (262, 835782), (393, 557188), (524, 417891), (786, 278594), (1572, 139297)]