157690478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{90731}}^1$

素因数の和:90823

約数の個数: 16

約数和(自身を含む): 261308160

約数和(自身を除く): 103617682

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 90731, 181462, 998041, 1996082, 7167749, 14335498, 78845239, 157690478]

約数ペア:

[(1, 157690478), (2, 78845239), (11, 14335498), (22, 7167749), (79, 1996082), (158, 998041), (869, 181462), (1738, 90731)]