15151875

素因数分解:

$3^1\times 5^4\times {\mathrm{8081}}^1$

素因数の和:8104

約数の個数: 20

約数和(自身を含む): 25248168

約数和(自身を除く): 10096293

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 8081, 24243, 40405, 121215, 202025, 606075, 1010125, 3030375, 5050625, 15151875]

約数ペア:

[(1, 15151875), (3, 5050625), (5, 3030375), (15, 1010125), (25, 606075), (75, 202025), (125, 121215), (375, 40405), (625, 24243), (1875, 8081)]