281034364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{22613}}^1$

素因数の和:22869

約数の個数: 24

約数和(自身を含む): 531881280

約数和(自身を除く): 250846916

約数列:

[1, 2, 4, 13, 26, 52, 239, 478, 956, 3107, 6214, 12428, 22613, 45226, 90452, 293969, 587938, 1175876, 5404507, 10809014, 21618028, 70258591, 140517182, 281034364]

約数ペア:

[(1, 281034364), (2, 140517182), (4, 70258591), (13, 21618028), (26, 10809014), (52, 5404507), (239, 1175876), (478, 587938), (956, 293969), (3107, 90452), (6214, 45226), (12428, 22613)]