81505206

素因数分解:

$2^1\times 3^2\times {\mathrm{359}}^1\times {\mathrm{12613}}^1$

素因数の和:12980

約数の個数: 24

約数和(自身を含む): 177100560

約数和(自身を除く): 95595354

約数列:

[1, 2, 3, 6, 9, 18, 359, 718, 1077, 2154, 3231, 6462, 12613, 25226, 37839, 75678, 113517, 227034, 4528067, 9056134, 13584201, 27168402, 40752603, 81505206]

約数ペア:

[(1, 81505206), (2, 40752603), (3, 27168402), (6, 13584201), (9, 9056134), (18, 4528067), (359, 227034), (718, 113517), (1077, 75678), (2154, 37839), (3231, 25226), (6462, 12613)]