1216971027

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 1959552000

約数和(自身を除く): 742580973

約数列:

[1, 3, 9, 17, 27, 51, 71, 107, 153, 213, 321, 349, 459, 639, 963, 1047, 1207, 1819, 1917, 2889, 3141, 3621, 5457, 5933, 7597, 9423, 10863, 16371, 17799, 22791, 24779, 32589, 37343, 49113, 53397, 68373, 74337, 112029, 129149, 160191, 205119, 223011, 336087, 387447, 421243, 634831, 669033, 1008261, 1162341, 1263729, 1904493, 2651353, 3487023, 3791187, 5713479, 7954059, 11373561, 17140437, 23862177, 45073001, 71586531, 135219003, 405657009, 1216971027]

約数ペア:

[(1, 1216971027), (3, 405657009), (9, 135219003), (17, 71586531), (27, 45073001), (51, 23862177), (71, 17140437), (107, 11373561), (153, 7954059), (213, 5713479), (321, 3791187), (349, 3487023), (459, 2651353), (639, 1904493), (963, 1263729), (1047, 1162341), (1207, 1008261), (1819, 669033), (1917, 634831), (2889, 421243), (3141, 387447), (3621, 336087), (5457, 223011), (5933, 205119), (7597, 160191), (9423, 129149), (10863, 112029), (16371, 74337), (17799, 68373), (22791, 53397), (24779, 49113), (32589, 37343)]