42815812

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{63337}}^1$

素因数の和:63367

約数の個数: 18

約数和(自身を含む): 81135978

約数和(自身を除く): 38320166

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 63337, 126674, 253348, 823381, 1646762, 3293524, 10703953, 21407906, 42815812]

約数ペア:

[(1, 42815812), (2, 21407906), (4, 10703953), (13, 3293524), (26, 1646762), (52, 823381), (169, 253348), (338, 126674), (676, 63337)]