168408508

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{499}}^1\times {\mathrm{607}}^1$

素因数の和:1249

約数の個数: 24

約数和(自身を含む): 297920000

約数和(自身を除く): 129511492

約数列:

[1, 2, 4, 139, 278, 499, 556, 607, 998, 1214, 1996, 2428, 69361, 84373, 138722, 168746, 277444, 302893, 337492, 605786, 1211572, 42102127, 84204254, 168408508]

約数ペア:

[(1, 168408508), (2, 84204254), (4, 42102127), (139, 1211572), (278, 605786), (499, 337492), (556, 302893), (607, 277444), (998, 168746), (1214, 138722), (1996, 84373), (2428, 69361)]