320440923

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{467}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 525657600

約数和(自身を除く): 205216677

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 239, 261, 319, 467, 717, 957, 1401, 2151, 2629, 2871, 4203, 5137, 6931, 7887, 13543, 15411, 20793, 23661, 40629, 46233, 62379, 76241, 111613, 121887, 148973, 228723, 334839, 446919, 686169, 1004517, 1227743, 1340757, 3236777, 3683229, 9710331, 11049687, 29130993, 35604547, 106813641, 320440923]

約数ペア:

[(1, 320440923), (3, 106813641), (9, 35604547), (11, 29130993), (29, 11049687), (33, 9710331), (87, 3683229), (99, 3236777), (239, 1340757), (261, 1227743), (319, 1004517), (467, 686169), (717, 446919), (957, 334839), (1401, 228723), (2151, 148973), (2629, 121887), (2871, 111613), (4203, 76241), (5137, 62379), (6931, 46233), (7887, 40629), (13543, 23661), (15411, 20793)]