28309791

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9371}}^1$

素因数の和:9446

約数の個数: 16

約数和(自身を含む): 40487040

約数和(自身を除く): 12177249

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 9371, 28113, 178049, 496663, 534147, 1489989, 9436597, 28309791]

約数ペア:

[(1, 28309791), (3, 9436597), (19, 1489989), (53, 534147), (57, 496663), (159, 178049), (1007, 28113), (3021, 9371)]