821414517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 1551052800

約数和(自身を除く): 729638283

約数列:

[1, 3, 7, 11, 17, 19, 21, 33, 51, 57, 77, 101, 109, 119, 133, 187, 209, 231, 303, 323, 327, 357, 399, 561, 627, 707, 763, 969, 1111, 1199, 1309, 1463, 1717, 1853, 1919, 2071, 2121, 2261, 2289, 3333, 3553, 3597, 3927, 4389, 5151, 5559, 5757, 6213, 6783, 7777, 8393, 10659, 11009, 12019, 12971, 13433, 14497, 18887, 20383, 21109, 22781, 23331, 24871, 25179, 32623, 33027, 35207, 36057, 38913, 40299, 43491, 56661, 61149, 63327, 68343, 74613, 77063, 97869, 105621, 121099, 132209, 142681, 147763, 159467, 187153, 209171, 228361, 231189, 246449, 358853, 363297, 387277, 396627, 428043, 443289, 478401, 561459, 627513, 685083, 739347, 847693, 1076559, 1161831, 1310071, 1464197, 2058683, 2300881, 2511971, 2543079, 2710939, 3555907, 3930213, 4392591, 6176049, 6902643, 7535913, 8132817, 10667721, 14410781, 16106167, 24891349, 39114977, 43232343, 48318501, 74674047, 117344931, 273804839, 821414517]

約数ペア:

[(1, 821414517), (3, 273804839), (7, 117344931), (11, 74674047), (17, 48318501), (19, 43232343), (21, 39114977), (33, 24891349), (51, 16106167), (57, 14410781), (77, 10667721), (101, 8132817), (109, 7535913), (119, 6902643), (133, 6176049), (187, 4392591), (209, 3930213), (231, 3555907), (303, 2710939), (323, 2543079), (327, 2511971), (357, 2300881), (399, 2058683), (561, 1464197), (627, 1310071), (707, 1161831), (763, 1076559), (969, 847693), (1111, 739347), (1199, 685083), (1309, 627513), (1463, 561459), (1717, 478401), (1853, 443289), (1919, 428043), (2071, 396627), (2121, 387277), (2261, 363297), (2289, 358853), (3333, 246449), (3553, 231189), (3597, 228361), (3927, 209171), (4389, 187153), (5151, 159467), (5559, 147763), (5757, 142681), (6213, 132209), (6783, 121099), (7777, 105621), (8393, 97869), (10659, 77063), (11009, 74613), (12019, 68343), (12971, 63327), (13433, 61149), (14497, 56661), (18887, 43491), (20383, 40299), (21109, 38913), (22781, 36057), (23331, 35207), (24871, 33027), (25179, 32623)]