7215705861

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{136949}}^1$

素因数の和:137165

約数の個数: 32

約数和(自身を含む): 11902598400

約数和(自身を除く): 4686892539

約数列:

[1, 3, 7, 13, 21, 39, 91, 193, 273, 579, 1351, 2509, 4053, 7527, 17563, 52689, 136949, 410847, 958643, 1780337, 2875929, 5341011, 12462359, 26431157, 37387077, 79293471, 185018099, 343605041, 555054297, 1030815123, 2405235287, 7215705861]

約数ペア:

[(1, 7215705861), (3, 2405235287), (7, 1030815123), (13, 555054297), (21, 343605041), (39, 185018099), (91, 79293471), (193, 37387077), (273, 26431157), (579, 12462359), (1351, 5341011), (2509, 2875929), (4053, 1780337), (7527, 958643), (17563, 410847), (52689, 136949)]