201809811

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 340070400

約数和(自身を除く): 138260589

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 107, 133, 163, 203, 321, 399, 489, 551, 609, 749, 1141, 1653, 2033, 2247, 3097, 3103, 3423, 3857, 4727, 6099, 9291, 9309, 11571, 14181, 14231, 17441, 21679, 21721, 33089, 42693, 52323, 58957, 65037, 65163, 89813, 99267, 122087, 176871, 269439, 331379, 366261, 412699, 505789, 628691, 994137, 1238097, 1517367, 1886073, 2319653, 3540523, 6958959, 9609991, 10621569, 28829973, 67269937, 201809811]

約数ペア:

[(1, 201809811), (3, 67269937), (7, 28829973), (19, 10621569), (21, 9609991), (29, 6958959), (57, 3540523), (87, 2319653), (107, 1886073), (133, 1517367), (163, 1238097), (203, 994137), (321, 628691), (399, 505789), (489, 412699), (551, 366261), (609, 331379), (749, 269439), (1141, 176871), (1653, 122087), (2033, 99267), (2247, 89813), (3097, 65163), (3103, 65037), (3423, 58957), (3857, 52323), (4727, 42693), (6099, 33089), (9291, 21721), (9309, 21679), (11571, 17441), (14181, 14231)]