28579761

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15643}}^1$

素因数の和:15685

約数の個数: 24

約数和(自身を含む): 48809280

約数和(自身を除く): 20229519

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 15643, 46929, 109501, 140787, 328503, 453647, 985509, 1360941, 3175529, 4082823, 9526587, 28579761]

約数ペア:

[(1, 28579761), (3, 9526587), (7, 4082823), (9, 3175529), (21, 1360941), (29, 985509), (63, 453647), (87, 328503), (203, 140787), (261, 109501), (609, 46929), (1827, 15643)]