28253925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17939}}^1$

素因数の和:17962

約数の個数: 36

約数和(自身を含む): 57838560

約数和(自身を除く): 29584635

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 17939, 53817, 89695, 125573, 161451, 269085, 376719, 448475, 627865, 807255, 1130157, 1345425, 1883595, 3139325, 4036275, 5650785, 9417975, 28253925]

約数ペア:

[(1, 28253925), (3, 9417975), (5, 5650785), (7, 4036275), (9, 3139325), (15, 1883595), (21, 1345425), (25, 1130157), (35, 807255), (45, 627865), (63, 448475), (75, 376719), (105, 269085), (175, 161451), (225, 125573), (315, 89695), (525, 53817), (1575, 17939)]