309040557

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{887}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 482844672

約数和(自身を除く): 173804115

約数列:

[1, 3, 7, 21, 47, 141, 329, 353, 887, 987, 1059, 2471, 2661, 6209, 7413, 16591, 18627, 41689, 49773, 116137, 125067, 291823, 313111, 348411, 875469, 939333, 2191777, 6575331, 14716217, 44148651, 103013519, 309040557]

約数ペア:

[(1, 309040557), (3, 103013519), (7, 44148651), (21, 14716217), (47, 6575331), (141, 2191777), (329, 939333), (353, 875469), (887, 348411), (987, 313111), (1059, 291823), (2471, 125067), (2661, 116137), (6209, 49773), (7413, 41689), (16591, 18627)]