28780141

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 31852800

約数和(自身を除く): 3072659

約数列:

[1, 13, 59, 157, 239, 767, 2041, 3107, 9263, 14101, 37523, 120419, 183313, 487799, 2213857, 28780141]

約数ペア:

[(1, 28780141), (13, 2213857), (59, 487799), (157, 183313), (239, 120419), (767, 37523), (2041, 14101), (3107, 9263)]