28297585

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 34997760

約数和(自身を除く): 6700175

約数列:

[1, 5, 41, 205, 223, 619, 1115, 3095, 9143, 25379, 45715, 126895, 138037, 690185, 5659517, 28297585]

約数ペア:

[(1, 28297585), (5, 5659517), (41, 690185), (205, 138037), (223, 126895), (619, 45715), (1115, 25379), (3095, 9143)]