8920197

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 6804603

約数列:

[1, 3, 9, 11, 13, 29, 33, 39, 87, 99, 117, 143, 239, 261, 319, 377, 429, 717, 957, 1131, 1287, 2151, 2629, 2871, 3107, 3393, 4147, 6931, 7887, 9321, 12441, 20793, 23661, 27963, 34177, 37323, 62379, 76241, 90103, 102531, 228723, 270309, 307593, 686169, 810927, 991133, 2973399, 8920197]

約数ペア:

[(1, 8920197), (3, 2973399), (9, 991133), (11, 810927), (13, 686169), (29, 307593), (33, 270309), (39, 228723), (87, 102531), (99, 90103), (117, 76241), (143, 62379), (239, 37323), (261, 34177), (319, 27963), (377, 23661), (429, 20793), (717, 12441), (957, 9321), (1131, 7887), (1287, 6931), (2151, 4147), (2629, 3393), (2871, 3107)]