127711246

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 211115520

約数和(自身を除く): 83404274

約数列:

[1, 2, 13, 26, 67, 134, 167, 334, 439, 871, 878, 1742, 2171, 4342, 5707, 11189, 11414, 22378, 29413, 58826, 73313, 145457, 146626, 290914, 382369, 764738, 953069, 1906138, 4911971, 9823942, 63855623, 127711246]

約数ペア:

[(1, 127711246), (2, 63855623), (13, 9823942), (26, 4911971), (67, 1906138), (134, 953069), (167, 764738), (334, 382369), (439, 290914), (871, 146626), (878, 145457), (1742, 73313), (2171, 58826), (4342, 29413), (5707, 22378), (11189, 11414)]