28493661

素因数分解:

$3^1\times 7^1\times {\mathrm{1051}}^1\times {\mathrm{1291}}^1$

素因数の和:2352

約数の個数: 16

約数和(自身を含む): 43493888

約数和(自身を除く): 15000227

約数列:

[1, 3, 7, 21, 1051, 1291, 3153, 3873, 7357, 9037, 22071, 27111, 1356841, 4070523, 9497887, 28493661]

約数ペア:

[(1, 28493661), (3, 9497887), (7, 4070523), (21, 1356841), (1051, 27111), (1291, 22071), (3153, 9037), (3873, 7357)]