28877265

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8123}}^1$

素因数の和:8213

約数の個数: 24

約数和(自身を含む): 50693760

約数和(自身を除く): 21816495

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 8123, 24369, 40615, 73107, 121845, 365535, 641717, 1925151, 3208585, 5775453, 9625755, 28877265]

約数ペア:

[(1, 28877265), (3, 9625755), (5, 5775453), (9, 3208585), (15, 1925151), (45, 641717), (79, 365535), (237, 121845), (395, 73107), (711, 40615), (1185, 24369), (3555, 8123)]