131807384

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{619}}^2$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 253295460

約数和(自身を除く): 121488076

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 619, 1238, 2476, 4952, 26617, 53234, 106468, 212936, 383161, 766322, 1532644, 3065288, 16475923, 32951846, 65903692, 131807384]

約数ペア:

[(1, 131807384), (2, 65903692), (4, 32951846), (8, 16475923), (43, 3065288), (86, 1532644), (172, 766322), (344, 383161), (619, 212936), (1238, 106468), (2476, 53234), (4952, 26617)]