28878399

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{291701}}^1$

素因数の和:291718

約数の個数: 12

約数和(自身を含む): 45505512

約数和(自身を除く): 16627113

約数列:

[1, 3, 9, 11, 33, 99, 291701, 875103, 2625309, 3208711, 9626133, 28878399]

約数ペア:

[(1, 28878399), (3, 9626133), (9, 3208711), (11, 2625309), (33, 875103), (99, 291701)]