28979433

素因数分解:

$3^2\times 7^2\times {\mathrm{65713}}^1$

素因数の和:65733

約数の個数: 18

約数和(自身を含む): 48694074

約数和(自身を除く): 19714641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 65713, 197139, 459991, 591417, 1379973, 3219937, 4139919, 9659811, 28979433]

約数ペア:

[(1, 28979433), (3, 9659811), (7, 4139919), (9, 3219937), (21, 1379973), (49, 591417), (63, 459991), (147, 197139), (441, 65713)]