28677207

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1609}}^1$

素因数の和:2082

約数の個数: 16

約数和(自身を含む): 41293280

約数和(自身を除く): 12616073

約数列:

[1, 3, 13, 39, 457, 1371, 1609, 4827, 5941, 17823, 20917, 62751, 735313, 2205939, 9559069, 28677207]

約数ペア:

[(1, 28677207), (3, 9559069), (13, 2205939), (39, 735313), (457, 62751), (1371, 20917), (1609, 17823), (4827, 5941)]