128538304

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{14449}}^1$

素因数の和:14600

約数の個数: 28

約数和(自身を含む): 256921000

約数和(自身を除く): 128382696

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 4448, 8896, 14449, 28898, 57796, 115592, 231184, 462368, 924736, 2008411, 4016822, 8033644, 16067288, 32134576, 64269152, 128538304]

約数ペア:

[(1, 128538304), (2, 64269152), (4, 32134576), (8, 16067288), (16, 8033644), (32, 4016822), (64, 2008411), (139, 924736), (278, 462368), (556, 231184), (1112, 115592), (2224, 57796), (4448, 28898), (8896, 14449)]