388630467

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{60733}}^1$

素因数の和:60824

約数の個数: 20

約数和(自身を含む): 587905120

約数和(自身を除く): 199274653

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 60733, 182199, 546597, 1639791, 4797907, 4919373, 14393721, 43181163, 129543489, 388630467]

約数ペア:

[(1, 388630467), (3, 129543489), (9, 43181163), (27, 14393721), (79, 4919373), (81, 4797907), (237, 1639791), (711, 546597), (2133, 182199), (6399, 60733)]