28921875

素因数分解:

$3^1\times 5^6\times {\mathrm{617}}^1$

素因数の和:650

約数の個数: 28

約数和(自身を含む): 48280632

約数和(自身を除く): 19358757

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 617, 625, 1851, 1875, 3085, 3125, 9255, 9375, 15425, 15625, 46275, 46875, 77125, 231375, 385625, 1156875, 1928125, 5784375, 9640625, 28921875]

約数ペア:

[(1, 28921875), (3, 9640625), (5, 5784375), (15, 1928125), (25, 1156875), (75, 385625), (125, 231375), (375, 77125), (617, 46875), (625, 46275), (1851, 15625), (1875, 15425), (3085, 9375), (3125, 9255)]