217804535918

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1\times {\mathrm{1643039}}^1$

素因数の和:1643959

約数の個数: 16

約数和(自身を含む): 331236864000

約数和(自身を除く): 113432328082

約数列:

[1, 2, 79, 158, 839, 1678, 66281, 132562, 1643039, 3286078, 129800081, 259600162, 1378509721, 2757019442, 108902267959, 217804535918]

約数ペア:

[(1, 217804535918), (2, 108902267959), (79, 2757019442), (158, 1378509721), (839, 259600162), (1678, 129800081), (66281, 3286078), (132562, 1643039)]