65985321

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{20347}}^1$

素因数の和:20420

約数の個数: 16

約数和(自身を含む): 93763584

約数和(自身を除く): 27778263

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 20347, 61041, 467981, 956309, 1403943, 2868927, 21995107, 65985321]

約数ペア:

[(1, 65985321), (3, 21995107), (23, 2868927), (47, 1403943), (69, 956309), (141, 467981), (1081, 61041), (3243, 20347)]