28854231

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{5749}}^1$

素因数の和:5998

約数の個数: 16

約数和(自身を含む): 44160000

約数和(自身を除く): 15305769

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 5749, 17247, 40243, 120729, 1374011, 4122033, 9618077, 28854231]

約数ペア:

[(1, 28854231), (3, 9618077), (7, 4122033), (21, 1374011), (239, 120729), (717, 40243), (1673, 17247), (5019, 5749)]