990514847

素因数分解:

$7^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 1171782144

約数和(自身を除く): 181267297

約数列:

[1, 7, 43, 103, 301, 721, 743, 1849, 4429, 5201, 12943, 31003, 31949, 76529, 190447, 223643, 535703, 1333129, 1373807, 3290747, 9616649, 23035229, 141502121, 990514847]

約数ペア:

[(1, 990514847), (7, 141502121), (43, 23035229), (103, 9616649), (301, 3290747), (721, 1373807), (743, 1333129), (1849, 535703), (4429, 223643), (5201, 190447), (12943, 76529), (31003, 31949)]