28802007

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2700

約数の個数: 32

約数和(自身を含む): 47452160

約数和(自身を除く): 18650153

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 279, 351, 403, 837, 1209, 2647, 3627, 7941, 10881, 23823, 34411, 71469, 82057, 103233, 246171, 309699, 738513, 929097, 1066741, 2215539, 3200223, 9600669, 28802007]

約数ペア:

[(1, 28802007), (3, 9600669), (9, 3200223), (13, 2215539), (27, 1066741), (31, 929097), (39, 738513), (93, 309699), (117, 246171), (279, 103233), (351, 82057), (403, 71469), (837, 34411), (1209, 23823), (2647, 10881), (3627, 7941)]