1387288077

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3885961}}^1$

素因数の和:3885988

約数の個数: 16

約数和(自身を含む): 2238314112

約数和(自身を除く): 851026035

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 3885961, 11657883, 27201727, 66061337, 81605181, 198184011, 462429359, 1387288077]

約数ペア:

[(1, 1387288077), (3, 462429359), (7, 198184011), (17, 81605181), (21, 66061337), (51, 27201727), (119, 11657883), (357, 3885961)]