216351652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{31319}}^1$

素因数の和:31491

約数の個数: 24

約数和(自身を含む): 415679040

約数和(自身を除く): 199327388

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 31319, 62638, 125276, 344509, 689018, 1378036, 4917083, 9834166, 19668332, 54087913, 108175826, 216351652]

約数ペア:

[(1, 216351652), (2, 108175826), (4, 54087913), (11, 19668332), (22, 9834166), (44, 4917083), (157, 1378036), (314, 689018), (628, 344509), (1727, 125276), (3454, 62638), (6908, 31319)]