1288349853

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 2300313600

約数和(自身を除く): 1011963747

約数列:

[1, 3, 7, 19, 21, 23, 29, 47, 57, 69, 87, 103, 133, 141, 161, 203, 309, 329, 399, 437, 483, 551, 609, 667, 721, 893, 987, 1081, 1311, 1363, 1653, 1957, 2001, 2163, 2369, 2679, 2987, 3059, 3243, 3857, 4089, 4669, 4841, 5871, 6251, 7107, 7567, 8961, 9177, 9541, 11571, 12673, 13699, 14007, 14523, 16583, 18753, 20539, 20909, 22701, 25897, 28623, 31349, 33887, 38019, 41097, 45011, 49749, 56753, 61617, 62727, 68701, 77691, 88711, 91979, 94047, 101661, 111343, 135033, 140389, 143773, 170259, 181279, 206103, 219443, 266133, 275937, 315077, 334029, 397271, 421167, 431319, 480907, 543837, 595631, 643853, 658329, 779401, 945231, 982723, 1191813, 1305319, 1442721, 1786893, 1931559, 2115517, 2338203, 2667391, 2948169, 3228947, 3915957, 4169417, 6346551, 8002173, 9137233, 9686841, 12508251, 14808619, 18671737, 22602629, 27411699, 44425857, 56015211, 61349993, 67807887, 184049979, 429449951, 1288349853]

約数ペア:

[(1, 1288349853), (3, 429449951), (7, 184049979), (19, 67807887), (21, 61349993), (23, 56015211), (29, 44425857), (47, 27411699), (57, 22602629), (69, 18671737), (87, 14808619), (103, 12508251), (133, 9686841), (141, 9137233), (161, 8002173), (203, 6346551), (309, 4169417), (329, 3915957), (399, 3228947), (437, 2948169), (483, 2667391), (551, 2338203), (609, 2115517), (667, 1931559), (721, 1786893), (893, 1442721), (987, 1305319), (1081, 1191813), (1311, 982723), (1363, 945231), (1653, 779401), (1957, 658329), (2001, 643853), (2163, 595631), (2369, 543837), (2679, 480907), (2987, 431319), (3059, 421167), (3243, 397271), (3857, 334029), (4089, 315077), (4669, 275937), (4841, 266133), (5871, 219443), (6251, 206103), (7107, 181279), (7567, 170259), (8961, 143773), (9177, 140389), (9541, 135033), (11571, 111343), (12673, 101661), (13699, 94047), (14007, 91979), (14523, 88711), (16583, 77691), (18753, 68701), (20539, 62727), (20909, 61617), (22701, 56753), (25897, 49749), (28623, 45011), (31349, 41097), (33887, 38019)]