28432985

素因数分解:

$5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 40608000

約数和(自身を除く): 12175015

約数列:

[1, 5, 7, 35, 49, 59, 245, 281, 295, 343, 413, 1405, 1715, 1967, 2065, 2891, 9835, 13769, 14455, 16579, 20237, 68845, 82895, 96383, 101185, 116053, 481915, 580265, 812371, 4061855, 5686597, 28432985]

約数ペア:

[(1, 28432985), (5, 5686597), (7, 4061855), (35, 812371), (49, 580265), (59, 481915), (245, 116053), (281, 101185), (295, 96383), (343, 82895), (413, 68845), (1405, 20237), (1715, 16579), (1967, 14455), (2065, 13769), (2891, 9835)]