389612157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{27017}}^1$

素因数の和:27073

約数の個数: 32

約数和(自身を含む): 622494720

約数和(自身を除く): 232882563

約数列:

[1, 3, 11, 19, 23, 33, 57, 69, 209, 253, 437, 627, 759, 1311, 4807, 14421, 27017, 81051, 297187, 513323, 621391, 891561, 1539969, 1864173, 5646553, 6835301, 11806429, 16939659, 20505903, 35419287, 129870719, 389612157]

約数ペア:

[(1, 389612157), (3, 129870719), (11, 35419287), (19, 20505903), (23, 16939659), (33, 11806429), (57, 6835301), (69, 5646553), (209, 1864173), (253, 1539969), (437, 891561), (627, 621391), (759, 513323), (1311, 297187), (4807, 81051), (14421, 27017)]