28213227

素因数分解:

$3^2\times 7^1\times {\mathrm{447829}}^1$

素因数の和:447842

約数の個数: 12

約数和(自身を含む): 46574320

約数和(自身を除く): 18361093

約数列:

[1, 3, 7, 9, 21, 63, 447829, 1343487, 3134803, 4030461, 9404409, 28213227]

約数ペア:

[(1, 28213227), (3, 9404409), (7, 4030461), (9, 3134803), (21, 1343487), (63, 447829)]