15506883

素因数分解:

$3^4\times 7^2\times {\mathrm{3907}}^1$

素因数の和:3933

約数の個数: 30

約数和(自身を含む): 26953476

約数和(自身を除く): 11446593

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3907, 3969, 11721, 27349, 35163, 82047, 105489, 191443, 246141, 316467, 574329, 738423, 1722987, 2215269, 5168961, 15506883]

約数ペア:

[(1, 15506883), (3, 5168961), (7, 2215269), (9, 1722987), (21, 738423), (27, 574329), (49, 316467), (63, 246141), (81, 191443), (147, 105489), (189, 82047), (441, 35163), (567, 27349), (1323, 11721), (3907, 3969)]