212476.00000000

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{1019}}^1$

素因数の和:1101

約数の個数: 16

約数和(自身を含む): 25296000

約数和(自身を除く): 3975463

約数列:

[1, 7, 49, 61, 343, 427, 1019, 2989, 7133, 20923, 49931, 62159, 349517, 435113, 3045791, 21320537]

約数ペア:

[(1, 21320537), (7, 3045791), (49, 435113), (61, 349517), (343, 62159), (427, 49931), (1019, 20923), (2989, 7133)]