239854898

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{4679}}^1$

素因数の和:4790

約数の個数: 24

約数和(自身を含む): 385145280

約数和(自身を除く): 145290382

約数列:

[1, 2, 19, 38, 71, 142, 361, 722, 1349, 2698, 4679, 9358, 25631, 51262, 88901, 177802, 332209, 664418, 1689119, 3378238, 6311971, 12623942, 119927449, 239854898]

約数ペア:

[(1, 239854898), (2, 119927449), (19, 12623942), (38, 6311971), (71, 3378238), (142, 1689119), (361, 664418), (722, 332209), (1349, 177802), (2698, 88901), (4679, 51262), (9358, 25631)]