28057861

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{877}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 31860864

約数和(自身を除く): 3803003

約数列:

[1, 13, 23, 107, 299, 877, 1391, 2461, 11401, 20171, 31993, 93839, 262223, 1219907, 2158297, 28057861]

約数ペア:

[(1, 28057861), (13, 2158297), (23, 1219907), (107, 262223), (299, 93839), (877, 31993), (1391, 20171), (2461, 11401)]