28776795

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 19607205

約数列:

[1, 3, 5, 15, 23, 69, 115, 239, 345, 349, 717, 1047, 1195, 1745, 3585, 5235, 5497, 8027, 16491, 24081, 27485, 40135, 82455, 83411, 120405, 250233, 417055, 1251165, 1918453, 5755359, 9592265, 28776795]

約数ペア:

[(1, 28776795), (3, 9592265), (5, 5755359), (15, 1918453), (23, 1251165), (69, 417055), (115, 250233), (239, 120405), (345, 83411), (349, 82455), (717, 40135), (1047, 27485), (1195, 24081), (1745, 16491), (3585, 8027), (5235, 5497)]