11131875

素因数分解:

$3^2\times 5^4\times {\mathrm{1979}}^1$

素因数の和:2005

約数の個数: 30

約数和(自身を含む): 20102940

約数和(自身を除く): 8971065

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 1979, 5625, 5937, 9895, 17811, 29685, 49475, 89055, 148425, 247375, 445275, 742125, 1236875, 2226375, 3710625, 11131875]

約数ペア:

[(1, 11131875), (3, 3710625), (5, 2226375), (9, 1236875), (15, 742125), (25, 445275), (45, 247375), (75, 148425), (125, 89055), (225, 49475), (375, 29685), (625, 17811), (1125, 9895), (1875, 5937), (1979, 5625)]