28772875

素因数分解:

$5^3\times {\mathrm{383}}^1\times {\mathrm{601}}^1$

素因数の和:999

約数の個数: 16

約数和(自身を含む): 36062208

約数和(自身を除く): 7289333

約数列:

[1, 5, 25, 125, 383, 601, 1915, 3005, 9575, 15025, 47875, 75125, 230183, 1150915, 5754575, 28772875]

約数ペア:

[(1, 28772875), (5, 5754575), (25, 1150915), (125, 230183), (383, 75125), (601, 47875), (1915, 15025), (3005, 9575)]