6681339

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 12441600

約数和(自身を除く): 5760261

約数列:

[1, 3, 7, 9, 21, 23, 27, 29, 53, 63, 69, 87, 159, 161, 189, 203, 207, 261, 371, 477, 483, 609, 621, 667, 783, 1113, 1219, 1431, 1449, 1537, 1827, 2001, 3339, 3657, 4347, 4611, 4669, 5481, 6003, 8533, 10017, 10759, 10971, 13833, 14007, 18009, 25599, 32277, 32913, 35351, 41499, 42021, 76797, 96831, 106053, 126063, 230391, 247457, 290493, 318159, 742371, 954477, 2227113, 6681339]

約数ペア:

[(1, 6681339), (3, 2227113), (7, 954477), (9, 742371), (21, 318159), (23, 290493), (27, 247457), (29, 230391), (53, 126063), (63, 106053), (69, 96831), (87, 76797), (159, 42021), (161, 41499), (189, 35351), (203, 32913), (207, 32277), (261, 25599), (371, 18009), (477, 14007), (483, 13833), (609, 10971), (621, 10759), (667, 10017), (783, 8533), (1113, 6003), (1219, 5481), (1431, 4669), (1449, 4611), (1537, 4347), (1827, 3657), (2001, 3339)]