19309725

素因数分解:

$3^3\times 5^2\times {\mathrm{28607}}^1$

素因数の和:28626

約数の個数: 24

約数和(自身を含む): 35473920

約数和(自身を除く): 16164195

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 28607, 85821, 143035, 257463, 429105, 715175, 772389, 1287315, 2145525, 3861945, 6436575, 19309725]

約数ペア:

[(1, 19309725), (3, 6436575), (5, 3861945), (9, 2145525), (15, 1287315), (25, 772389), (27, 715175), (45, 429105), (75, 257463), (135, 143035), (225, 85821), (675, 28607)]