128216279

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1123}}^1$

素因数の和:1310

約数の個数: 16

約数和(自身を含む): 138117120

約数和(自身を除く): 9900841

約数列:

[1, 29, 31, 127, 899, 1123, 3683, 3937, 32567, 34813, 114173, 142621, 1009577, 4136009, 4421251, 128216279]

約数ペア:

[(1, 128216279), (29, 4421251), (31, 4136009), (127, 1009577), (899, 142621), (1123, 114173), (3683, 34813), (3937, 32567)]