28050183

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6271}}^1$

素因数の和:6355

約数の個数: 24

約数和(自身を含む): 46964736

約数和(自身を除く): 18914553

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 6271, 18813, 43897, 56439, 131691, 395073, 445241, 1335723, 3116687, 4007169, 9350061, 28050183]

約数ペア:

[(1, 28050183), (3, 9350061), (7, 4007169), (9, 3116687), (21, 1335723), (63, 445241), (71, 395073), (213, 131691), (497, 56439), (639, 43897), (1491, 18813), (4473, 6271)]