9919959

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{751}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 16459776

約数和(自身を除く): 6539817

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 751, 777, 1887, 2253, 4403, 5257, 12767, 13209, 15771, 27787, 38301, 83361, 89369, 194509, 268107, 472379, 583527, 1417137, 3306653, 9919959]

約数ペア:

[(1, 9919959), (3, 3306653), (7, 1417137), (17, 583527), (21, 472379), (37, 268107), (51, 194509), (111, 89369), (119, 83361), (259, 38301), (357, 27787), (629, 15771), (751, 13209), (777, 12767), (1887, 5257), (2253, 4403)]