87667713

素因数分解:

$3^2\times 7^4\times {\mathrm{4057}}^1$

素因数の和:4091

約数の個数: 30

約数和(自身を含む): 147763954

約数和(自身を除く): 60096241

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 2401, 3087, 4057, 7203, 12171, 21609, 28399, 36513, 85197, 198793, 255591, 596379, 1391551, 1789137, 4174653, 9740857, 12523959, 29222571, 87667713]

約数ペア:

[(1, 87667713), (3, 29222571), (7, 12523959), (9, 9740857), (21, 4174653), (49, 1789137), (63, 1391551), (147, 596379), (343, 255591), (441, 198793), (1029, 85197), (2401, 36513), (3087, 28399), (4057, 21609), (7203, 12171)]