257505794

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1\times {\mathrm{1523}}^1$

素因数の和:2474

約数の個数: 32

約数和(自身を含む): 476219520

約数和(自身を除く): 218713726

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 929, 1523, 1858, 3046, 6503, 10661, 12077, 13006, 19799, 21322, 24154, 39598, 84539, 138593, 169078, 277186, 1414867, 2829734, 9904069, 18393271, 19808138, 36786542, 128752897, 257505794]

約数ペア:

[(1, 257505794), (2, 128752897), (7, 36786542), (13, 19808138), (14, 18393271), (26, 9904069), (91, 2829734), (182, 1414867), (929, 277186), (1523, 169078), (1858, 138593), (3046, 84539), (6503, 39598), (10661, 24154), (12077, 21322), (13006, 19799)]