90513254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{20123}}^1$

素因数の和:20311

約数の個数: 16

約数和(自身を含む): 147066192

約数和(自身を除く): 56552938

約数列:

[1, 2, 13, 26, 173, 346, 2249, 4498, 20123, 40246, 261599, 523198, 3481279, 6962558, 45256627, 90513254]

約数ペア:

[(1, 90513254), (2, 45256627), (13, 6962558), (26, 3481279), (173, 523198), (346, 261599), (2249, 40246), (4498, 20123)]