291265730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{12347}}^1$

素因数の和:12698

約数の個数: 32

約数和(自身を含む): 601001856

約数和(自身を除く): 309736126

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 337, 674, 1685, 2359, 3370, 4718, 11795, 12347, 23590, 24694, 61735, 86429, 123470, 172858, 432145, 864290, 4160939, 8321878, 20804695, 29126573, 41609390, 58253146, 145632865, 291265730]

約数ペア:

[(1, 291265730), (2, 145632865), (5, 58253146), (7, 41609390), (10, 29126573), (14, 20804695), (35, 8321878), (70, 4160939), (337, 864290), (674, 432145), (1685, 172858), (2359, 123470), (3370, 86429), (4718, 61735), (11795, 24694), (12347, 23590)]