87215961

素因数分解:

$3^1\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{3907}}^1$

素因数の和:4980

約数の個数: 16

約数和(自身を含む): 133059584

約数和(自身を除く): 45843623

約数列:

[1, 3, 7, 21, 1063, 3189, 3907, 7441, 11721, 22323, 27349, 82047, 4153141, 12459423, 29071987, 87215961]

約数ペア:

[(1, 87215961), (3, 29071987), (7, 12459423), (21, 4153141), (1063, 82047), (3189, 27349), (3907, 22323), (7441, 11721)]