78473395

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15679}}^1$

素因数の和:15715

約数の個数: 32

約数和(自身を含む): 126443520

約数和(自身を除く): 47970125

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 15679, 78395, 109753, 172469, 203827, 548765, 862345, 1019135, 1207283, 1426789, 2242097, 6036415, 7133945, 11210485, 15694679, 78473395]

約数ペア:

[(1, 78473395), (5, 15694679), (7, 11210485), (11, 7133945), (13, 6036415), (35, 2242097), (55, 1426789), (65, 1207283), (77, 1019135), (91, 862345), (143, 548765), (385, 203827), (455, 172469), (715, 109753), (1001, 78395), (5005, 15679)]