408522069

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{2141}}^1$

素因数の和:2378

約数の個数: 32

約数和(自身を含む): 625121280

約数和(自身を除く): 216599211

約数列:

[1, 3, 9, 27, 37, 111, 191, 333, 573, 999, 1719, 2141, 5157, 6423, 7067, 19269, 21201, 57807, 63603, 79217, 190809, 237651, 408931, 712953, 1226793, 2138859, 3680379, 11041137, 15130447, 45391341, 136174023, 408522069]

約数ペア:

[(1, 408522069), (3, 136174023), (9, 45391341), (27, 15130447), (37, 11041137), (111, 3680379), (191, 2138859), (333, 1226793), (573, 712953), (999, 408931), (1719, 237651), (2141, 190809), (5157, 79217), (6423, 63603), (7067, 57807), (19269, 21201)]