1639353912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{74489}}^1$

素因数の和:74636

約数の個数: 64

約数和(自身を含む): 4719686400

約数和(自身を除く): 3080332488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 131, 168, 262, 393, 524, 786, 917, 1048, 1572, 1834, 2751, 3144, 3668, 5502, 7336, 11004, 22008, 74489, 148978, 223467, 297956, 446934, 521423, 595912, 893868, 1042846, 1564269, 1787736, 2085692, 3128538, 4171384, 6257076, 9758059, 12514152, 19516118, 29274177, 39032236, 58548354, 68306413, 78064472, 117096708, 136612826, 204919239, 234193416, 273225652, 409838478, 546451304, 819676956, 1639353912]

約数ペア:

[(1, 1639353912), (2, 819676956), (3, 546451304), (4, 409838478), (6, 273225652), (7, 234193416), (8, 204919239), (12, 136612826), (14, 117096708), (21, 78064472), (24, 68306413), (28, 58548354), (42, 39032236), (56, 29274177), (84, 19516118), (131, 12514152), (168, 9758059), (262, 6257076), (393, 4171384), (524, 3128538), (786, 2085692), (917, 1787736), (1048, 1564269), (1572, 1042846), (1834, 893868), (2751, 595912), (3144, 521423), (3668, 446934), (5502, 297956), (7336, 223467), (11004, 148978), (22008, 74489)]