28175775

素因数分解:

$3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{3511}}^1$

素因数の和:3631

約数の個数: 24

約数和(自身を含む): 47032704

約数和(自身を除く): 18856929

約数列:

[1, 3, 5, 15, 25, 75, 107, 321, 535, 1605, 2675, 3511, 8025, 10533, 17555, 52665, 87775, 263325, 375677, 1127031, 1878385, 5635155, 9391925, 28175775]

約数ペア:

[(1, 28175775), (3, 9391925), (5, 5635155), (15, 1878385), (25, 1127031), (75, 375677), (107, 263325), (321, 87775), (535, 52665), (1605, 17555), (2675, 10533), (3511, 8025)]