215985242

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{859}}^1\times {\mathrm{1039}}^1$

素因数の和:1922

約数の個数: 24

約数和(自身を含む): 356865600

約数和(自身を除く): 140880358

約数列:

[1, 2, 11, 22, 121, 242, 859, 1039, 1718, 2078, 9449, 11429, 18898, 22858, 103939, 125719, 207878, 251438, 892501, 1785002, 9817511, 19635022, 107992621, 215985242]

約数ペア:

[(1, 215985242), (2, 107992621), (11, 19635022), (22, 9817511), (121, 1785002), (242, 892501), (859, 251438), (1039, 207878), (1718, 125719), (2078, 103939), (9449, 22858), (11429, 18898)]