12819261

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{46957}}^1$

素因数の和:46980

約数の個数: 16

約数和(自身を含む): 21037184

約数和(自身を除く): 8217923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 46957, 140871, 328699, 610441, 986097, 1831323, 4273087, 12819261]

約数ペア:

[(1, 12819261), (3, 4273087), (7, 1831323), (13, 986097), (21, 610441), (39, 328699), (91, 140871), (273, 46957)]