28037829

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 38223360

約数和(自身を除く): 10185531

約数列:

[1, 3, 71, 139, 213, 417, 947, 2841, 9869, 29607, 67237, 131633, 201711, 394899, 9345943, 28037829]

約数ペア:

[(1, 28037829), (3, 9345943), (71, 394899), (139, 201711), (213, 131633), (417, 67237), (947, 29607), (2841, 9869)]