157218961048

素因数分解:

$2^3\times {\mathrm{661}}^1\times {\mathrm{29731271}}^1$

素因数の和:29731938

約数の個数: 16

約数和(自身を含む): 295231530960

約数和(自身を除く): 138012569912

約数列:

[1, 2, 4, 8, 661, 1322, 2644, 5288, 29731271, 59462542, 118925084, 237850168, 19652370131, 39304740262, 78609480524, 157218961048]

約数ペア:

[(1, 157218961048), (2, 78609480524), (4, 39304740262), (8, 19652370131), (661, 237850168), (1322, 118925084), (2644, 59462542), (5288, 29731271)]