28006293

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{1601}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 46137600

約数和(自身を除く): 18131307

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 343, 357, 833, 1029, 1601, 2499, 4803, 5831, 11207, 17493, 27217, 33621, 78449, 81651, 190519, 235347, 549143, 571557, 1333633, 1647429, 4000899, 9335431, 28006293]

約数ペア:

[(1, 28006293), (3, 9335431), (7, 4000899), (17, 1647429), (21, 1333633), (49, 571557), (51, 549143), (119, 235347), (147, 190519), (343, 81651), (357, 78449), (833, 33621), (1029, 27217), (1601, 17493), (2499, 11207), (4803, 5831)]