2563803

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 4492800

約数和(自身を除く): 1928997

約数列:

[1, 3, 9, 11, 19, 29, 33, 47, 57, 87, 99, 141, 171, 209, 261, 319, 423, 517, 551, 627, 893, 957, 1363, 1551, 1653, 1881, 2679, 2871, 4089, 4653, 4959, 6061, 8037, 9823, 12267, 14993, 18183, 25897, 29469, 44979, 54549, 77691, 88407, 134937, 233073, 284867, 854601, 2563803]

約数ペア:

[(1, 2563803), (3, 854601), (9, 284867), (11, 233073), (19, 134937), (29, 88407), (33, 77691), (47, 54549), (57, 44979), (87, 29469), (99, 25897), (141, 18183), (171, 14993), (209, 12267), (261, 9823), (319, 8037), (423, 6061), (517, 4959), (551, 4653), (627, 4089), (893, 2871), (957, 2679), (1363, 1881), (1551, 1653)]