28247205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14159}}^1$

素因数の和:14193

約数の個数: 32

約数和(自身を含む): 54374400

約数和(自身を除く): 26127195

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 14159, 42477, 70795, 99113, 212385, 269021, 297339, 495565, 807063, 1345105, 1486695, 1883147, 4035315, 5649441, 9415735, 28247205]

約数ペア:

[(1, 28247205), (3, 9415735), (5, 5649441), (7, 4035315), (15, 1883147), (19, 1486695), (21, 1345105), (35, 807063), (57, 495565), (95, 297339), (105, 269021), (133, 212385), (285, 99113), (399, 70795), (665, 42477), (1995, 14159)]