53991355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{3911}}^1$

素因数の和:4178

約数の個数: 16

約数和(自身を含む): 70979328

約数和(自身を除く): 16987973

約数列:

[1, 5, 11, 55, 251, 1255, 2761, 3911, 13805, 19555, 43021, 215105, 981661, 4908305, 10798271, 53991355]

約数ペア:

[(1, 53991355), (5, 10798271), (11, 4908305), (55, 981661), (251, 215105), (1255, 43021), (2761, 19555), (3911, 13805)]