27864215

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 8726185

約数列:

[1, 5, 29, 41, 43, 109, 145, 205, 215, 545, 1189, 1247, 1763, 3161, 4469, 4687, 5945, 6235, 8815, 15805, 22345, 23435, 51127, 129601, 135923, 192167, 255635, 648005, 679615, 960835, 5572843, 27864215]

約数ペア:

[(1, 27864215), (5, 5572843), (29, 960835), (41, 679615), (43, 648005), (109, 255635), (145, 192167), (205, 135923), (215, 129601), (545, 51127), (1189, 23435), (1247, 22345), (1763, 15805), (3161, 8815), (4469, 6235), (4687, 5945)]