538686727

素因数分解:

${\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{21017}}^1$

素因数の和:21126

約数の個数: 12

約数和(自身を含む): 576565776

約数和(自身を除く): 37879049

約数列:

[1, 19, 71, 361, 1349, 21017, 25631, 399323, 1492207, 7587137, 28351933, 538686727]

約数ペア:

[(1, 538686727), (19, 28351933), (71, 7587137), (361, 1492207), (1349, 399323), (21017, 25631)]