139655248

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{281563}}^1$

素因数の和:281602

約数の個数: 20

約数和(自身を含む): 279311488

約数和(自身を除く): 139656240

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 281563, 563126, 1126252, 2252504, 4505008, 8728453, 17456906, 34913812, 69827624, 139655248]

約数ペア:

[(1, 139655248), (2, 69827624), (4, 34913812), (8, 17456906), (16, 8728453), (31, 4505008), (62, 2252504), (124, 1126252), (248, 563126), (496, 281563)]