28327875

素因数分解:

$3^1\times 5^3\times {\mathrm{75541}}^1$

素因数の和:75559

約数の個数: 16

約数和(自身を含む): 47138208

約数和(自身を除く): 18810333

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 75541, 226623, 377705, 1133115, 1888525, 5665575, 9442625, 28327875]

約数ペア:

[(1, 28327875), (3, 9442625), (5, 5665575), (15, 1888525), (25, 1133115), (75, 377705), (125, 226623), (375, 75541)]