253441454

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{142543}}^1$

素因数の和:142679

約数の個数: 16

約数和(自身を含む): 437895168

約数和(自身を除く): 184453714

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 142543, 285086, 997801, 1995602, 18102961, 36205922, 126720727, 253441454]

約数ペア:

[(1, 253441454), (2, 126720727), (7, 36205922), (14, 18102961), (127, 1995602), (254, 997801), (889, 285086), (1778, 142543)]