28755855

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1831}}^1$

素因数の和:2191

約数の個数: 24

約数和(自身を含む): 50013600

約数和(自身を除く): 21257745

約数列:

[1, 3, 5, 9, 15, 45, 349, 1047, 1745, 1831, 3141, 5235, 5493, 9155, 15705, 16479, 27465, 82395, 639019, 1917057, 3195095, 5751171, 9585285, 28755855]

約数ペア:

[(1, 28755855), (3, 9585285), (5, 5751171), (9, 3195095), (15, 1917057), (45, 639019), (349, 82395), (1047, 27465), (1745, 16479), (1831, 15705), (3141, 9155), (5235, 5493)]