216768418

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53629}}^1$

素因数の和:53721

約数の個数: 16

約数和(自身を含む): 339799680

約数和(自身を除く): 123031262

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 53629, 107258, 2306047, 2520563, 4612094, 5041126, 108384209, 216768418]

約数ペア:

[(1, 216768418), (2, 108384209), (43, 5041126), (47, 4612094), (86, 2520563), (94, 2306047), (2021, 107258), (4042, 53629)]