28740309

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{56687}}^1$

素因数の和:56716

約数の個数: 12

約数和(自身を含む): 41495616

約数和(自身を除く): 12755307

約数列:

[1, 3, 13, 39, 169, 507, 56687, 170061, 736931, 2210793, 9580103, 28740309]

約数ペア:

[(1, 28740309), (3, 9580103), (13, 2210793), (39, 736931), (169, 170061), (507, 56687)]