15666885

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 30643200

約数和(自身を除く): 14976315

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 79, 113, 117, 135, 195, 237, 339, 351, 395, 565, 585, 711, 1017, 1027, 1185, 1469, 1695, 1755, 2133, 3051, 3081, 3555, 4407, 5085, 5135, 7345, 8927, 9243, 10665, 13221, 15255, 15405, 22035, 26781, 27729, 39663, 44635, 46215, 66105, 80343, 116051, 133905, 138645, 198315, 241029, 348153, 401715, 580255, 1044459, 1205145, 1740765, 3133377, 5222295, 15666885]

約数ペア:

[(1, 15666885), (3, 5222295), (5, 3133377), (9, 1740765), (13, 1205145), (15, 1044459), (27, 580255), (39, 401715), (45, 348153), (65, 241029), (79, 198315), (113, 138645), (117, 133905), (135, 116051), (195, 80343), (237, 66105), (339, 46215), (351, 44635), (395, 39663), (565, 27729), (585, 26781), (711, 22035), (1017, 15405), (1027, 15255), (1185, 13221), (1469, 10665), (1695, 9243), (1755, 8927), (2133, 7345), (3051, 5135), (3081, 5085), (3555, 4407)]