2008791351

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{25087}}^1$

素因数の和:25172

約数の個数: 48

約数和(自身を含む): 3506700288

約数和(自身を除く): 1497908937

約数列:

[1, 3, 7, 9, 21, 31, 41, 63, 93, 123, 217, 279, 287, 369, 651, 861, 1271, 1953, 2583, 3813, 8897, 11439, 25087, 26691, 75261, 80073, 175609, 225783, 526827, 777697, 1028567, 1580481, 2333091, 3085701, 5443879, 6999273, 7199969, 9257103, 16331637, 21599907, 31885577, 48994911, 64799721, 95656731, 223199039, 286970193, 669597117, 2008791351]

約数ペア:

[(1, 2008791351), (3, 669597117), (7, 286970193), (9, 223199039), (21, 95656731), (31, 64799721), (41, 48994911), (63, 31885577), (93, 21599907), (123, 16331637), (217, 9257103), (279, 7199969), (287, 6999273), (369, 5443879), (651, 3085701), (861, 2333091), (1271, 1580481), (1953, 1028567), (2583, 777697), (3813, 526827), (8897, 225783), (11439, 175609), (25087, 80073), (26691, 75261)]