1431289209

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1\times {\mathrm{2099}}^1$

素因数の和:3837

約数の個数: 32

約数和(自身を含む): 2298240000

約数和(自身を除く): 866950791

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1709, 2099, 5127, 6297, 11963, 14693, 32471, 35889, 39881, 44079, 97413, 119643, 227297, 279167, 681891, 837501, 3587191, 10761573, 25110337, 68156629, 75331011, 204469887, 477096403, 1431289209]

約数ペア:

[(1, 1431289209), (3, 477096403), (7, 204469887), (19, 75331011), (21, 68156629), (57, 25110337), (133, 10761573), (399, 3587191), (1709, 837501), (2099, 681891), (5127, 279167), (6297, 227297), (11963, 119643), (14693, 97413), (32471, 44079), (35889, 39881)]