28943187

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{106019}}^1$

素因数の和:106042

約数の個数: 16

約数和(自身を含む): 47496960

約数和(自身を除く): 18553773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 106019, 318057, 742133, 1378247, 2226399, 4134741, 9647729, 28943187]

約数ペア:

[(1, 28943187), (3, 9647729), (7, 4134741), (13, 2226399), (21, 1378247), (39, 742133), (91, 318057), (273, 106019)]