123206769

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 221452608

約数和(自身を除く): 98245839

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 67, 101, 119, 153, 201, 289, 303, 357, 469, 603, 707, 867, 909, 1071, 1139, 1407, 1717, 2023, 2121, 2601, 3417, 4221, 5151, 6069, 6363, 6767, 7973, 10251, 12019, 15453, 18207, 19363, 20301, 23919, 29189, 36057, 47369, 58089, 60903, 71757, 87567, 108171, 115039, 135541, 142107, 174267, 204323, 262701, 345117, 406623, 426321, 612969, 805273, 1035351, 1219869, 1838907, 1955663, 2415819, 5866989, 7247457, 13689641, 17600967, 41068923, 123206769]

約数ペア:

[(1, 123206769), (3, 41068923), (7, 17600967), (9, 13689641), (17, 7247457), (21, 5866989), (51, 2415819), (63, 1955663), (67, 1838907), (101, 1219869), (119, 1035351), (153, 805273), (201, 612969), (289, 426321), (303, 406623), (357, 345117), (469, 262701), (603, 204323), (707, 174267), (867, 142107), (909, 135541), (1071, 115039), (1139, 108171), (1407, 87567), (1717, 71757), (2023, 60903), (2121, 58089), (2601, 47369), (3417, 36057), (4221, 29189), (5151, 23919), (6069, 20301), (6363, 19363), (6767, 18207), (7973, 15453), (10251, 12019)]