68501384

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{64381}}^1$

素因数の和:64413

約数の個数: 32

約数和(自身を含む): 154516800

約数和(自身を除く): 86015416

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 64381, 128762, 257524, 450667, 515048, 901334, 1223239, 1802668, 2446478, 3605336, 4892956, 8562673, 9785912, 17125346, 34250692, 68501384]

約数ペア:

[(1, 68501384), (2, 34250692), (4, 17125346), (7, 9785912), (8, 8562673), (14, 4892956), (19, 3605336), (28, 2446478), (38, 1802668), (56, 1223239), (76, 901334), (133, 515048), (152, 450667), (266, 257524), (532, 128762), (1064, 64381)]