71789403

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{743}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 113135616

約数和(自身を除く): 41346213

約数列:

[1, 3, 7, 21, 43, 107, 129, 301, 321, 743, 749, 903, 2229, 2247, 4601, 5201, 13803, 15603, 31949, 32207, 79501, 95847, 96621, 223643, 238503, 556507, 670929, 1669521, 3418543, 10255629, 23929801, 71789403]

約数ペア:

[(1, 71789403), (3, 23929801), (7, 10255629), (21, 3418543), (43, 1669521), (107, 670929), (129, 556507), (301, 238503), (321, 223643), (743, 96621), (749, 95847), (903, 79501), (2229, 32207), (2247, 31949), (4601, 15603), (5201, 13803)]