28856815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{14321}}^1$

素因数の和:14370

約数の個数: 16

約数和(自身を含む): 38497536

約数和(自身を除く): 9640721

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 14321, 71605, 186173, 443951, 930865, 2219755, 5771363, 28856815]

約数ペア:

[(1, 28856815), (5, 5771363), (13, 2219755), (31, 930865), (65, 443951), (155, 186173), (403, 71605), (2015, 14321)]