315647824

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{277859}}^1$

素因数の和:277938

約数の個数: 20

約数和(自身を含む): 620183520

約数和(自身を除く): 304535696

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 277859, 555718, 1111436, 2222872, 4445744, 19727989, 39455978, 78911956, 157823912, 315647824]

約数ペア:

[(1, 315647824), (2, 157823912), (4, 78911956), (8, 39455978), (16, 19727989), (71, 4445744), (142, 2222872), (284, 1111436), (568, 555718), (1136, 277859)]