1256236471

素因数分解:

$7^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:126

約数の個数: 96

約数和(自身を含む): 1768320000

約数和(自身を除く): 512083529

約数列:

[1, 7, 17, 19, 23, 29, 49, 119, 133, 161, 203, 289, 323, 343, 391, 437, 493, 551, 667, 833, 931, 1127, 1421, 2023, 2261, 2737, 3059, 3451, 3857, 4669, 5491, 5831, 6517, 6647, 7429, 7889, 8381, 9367, 9947, 11339, 12673, 14161, 15827, 19159, 21413, 24157, 26999, 32683, 38437, 46529, 52003, 58667, 65569, 79373, 88711, 99127, 110789, 126293, 134113, 149891, 159239, 169099, 188993, 192763, 215441, 228781, 269059, 325703, 364021, 410669, 458983, 555611, 620977, 884051, 1114673, 1349341, 1508087, 1883413, 2279921, 2548147, 2874683, 3212881, 3662497, 3889277, 4346839, 6188357, 7802711, 9445387, 10556609, 25637479, 43318499, 54618977, 66117709, 73896263, 179462353, 1256236471]

約数ペア:

[(1, 1256236471), (7, 179462353), (17, 73896263), (19, 66117709), (23, 54618977), (29, 43318499), (49, 25637479), (119, 10556609), (133, 9445387), (161, 7802711), (203, 6188357), (289, 4346839), (323, 3889277), (343, 3662497), (391, 3212881), (437, 2874683), (493, 2548147), (551, 2279921), (667, 1883413), (833, 1508087), (931, 1349341), (1127, 1114673), (1421, 884051), (2023, 620977), (2261, 555611), (2737, 458983), (3059, 410669), (3451, 364021), (3857, 325703), (4669, 269059), (5491, 228781), (5831, 215441), (6517, 192763), (6647, 188993), (7429, 169099), (7889, 159239), (8381, 149891), (9367, 134113), (9947, 126293), (11339, 110789), (12673, 99127), (14161, 88711), (15827, 79373), (19159, 65569), (21413, 58667), (24157, 52003), (26999, 46529), (32683, 38437)]