15671886885

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{489823}}^1$

素因数の和:489919

約数の個数: 40

約数和(自身を含む): 28448977920

約数和(自身を除く): 12777091035

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 395, 405, 711, 1185, 2133, 3555, 6399, 10665, 31995, 489823, 1469469, 2449115, 4408407, 7347345, 13225221, 22042035, 38696017, 39675663, 66126105, 116088051, 193480085, 198378315, 348264153, 580440255, 1044792459, 1741320765, 3134377377, 5223962295, 15671886885]

約数ペア:

[(1, 15671886885), (3, 5223962295), (5, 3134377377), (9, 1741320765), (15, 1044792459), (27, 580440255), (45, 348264153), (79, 198378315), (81, 193480085), (135, 116088051), (237, 66126105), (395, 39675663), (405, 38696017), (711, 22042035), (1185, 13225221), (2133, 7347345), (3555, 4408407), (6399, 2449115), (10665, 1469469), (31995, 489823)]