2049273317

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{1427}}^1$

素因数の和:1857

約数の個数: 32

約数和(自身を含む): 2589683712

約数和(自身を除く): 540410395

約数列:

[1, 7, 13, 43, 91, 301, 367, 559, 1427, 2569, 3913, 4771, 9989, 15781, 18551, 33397, 61361, 110467, 129857, 205153, 429527, 523709, 797693, 1436071, 3665963, 5583851, 6808217, 22519487, 47657519, 157636409, 292753331, 2049273317]

約数ペア:

[(1, 2049273317), (7, 292753331), (13, 157636409), (43, 47657519), (91, 22519487), (301, 6808217), (367, 5583851), (559, 3665963), (1427, 1436071), (2569, 797693), (3913, 523709), (4771, 429527), (9989, 205153), (15781, 129857), (18551, 110467), (33397, 61361)]