28305524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12659}}^1$

素因数の和:12719

約数の個数: 24

約数和(自身を含む): 54589920

約数和(自身を除く): 26284396

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 12659, 25318, 50636, 164567, 329134, 544337, 658268, 1088674, 2177348, 7076381, 14152762, 28305524]

約数ペア:

[(1, 28305524), (2, 14152762), (4, 7076381), (13, 2177348), (26, 1088674), (43, 658268), (52, 544337), (86, 329134), (172, 164567), (559, 50636), (1118, 25318), (2236, 12659)]