130640405

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{28493}}^1$

素因数の和:28636

約数の個数: 16

約数和(自身を含む): 180537984

約数和(自身を除く): 49897579

約数列:

[1, 5, 7, 35, 131, 655, 917, 4585, 28493, 142465, 199451, 997255, 3732583, 18662915, 26128081, 130640405]

約数ペア:

[(1, 130640405), (5, 26128081), (7, 18662915), (35, 3732583), (131, 997255), (655, 199451), (917, 142465), (4585, 28493)]