12961949

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 18192384

約数和(自身を除く): 5230435

約数列:

[1, 7, 11, 13, 23, 77, 91, 143, 161, 253, 299, 563, 1001, 1771, 2093, 3289, 3941, 6193, 7319, 12949, 23023, 43351, 51233, 80509, 90643, 142439, 168337, 563563, 997073, 1178359, 1851707, 12961949]

約数ペア:

[(1, 12961949), (7, 1851707), (11, 1178359), (13, 997073), (23, 563563), (77, 168337), (91, 142439), (143, 90643), (161, 80509), (253, 51233), (299, 43351), (563, 23023), (1001, 12949), (1771, 7319), (2093, 6193), (3289, 3941)]