56163891

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 92187392

約数和(自身を除く): 36023501

約数列:

[1, 3, 7, 21, 37, 41, 43, 111, 123, 129, 259, 287, 301, 777, 861, 903, 1517, 1591, 1681, 1763, 4551, 4773, 5043, 5289, 10619, 11137, 11767, 12341, 31857, 33411, 35301, 37023, 62197, 65231, 72283, 186591, 195693, 216849, 435379, 456617, 505981, 1306137, 1369851, 1517943, 2674471, 8023413, 18721297, 56163891]

約数ペア:

[(1, 56163891), (3, 18721297), (7, 8023413), (21, 2674471), (37, 1517943), (41, 1369851), (43, 1306137), (111, 505981), (123, 456617), (129, 435379), (259, 216849), (287, 195693), (301, 186591), (777, 72283), (861, 65231), (903, 62197), (1517, 37023), (1591, 35301), (1681, 33411), (1763, 31857), (4551, 12341), (4773, 11767), (5043, 11137), (5289, 10619)]