7182189

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 40

約数和(自身を含む): 12545280

約数和(自身を除く): 5363091

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 239, 371, 477, 567, 717, 1113, 1431, 1673, 2151, 3339, 4293, 5019, 6453, 10017, 12667, 15057, 19359, 30051, 38001, 45171, 88669, 114003, 135513, 266007, 342009, 798021, 1026027, 2394063, 7182189]

約数ペア:

[(1, 7182189), (3, 2394063), (7, 1026027), (9, 798021), (21, 342009), (27, 266007), (53, 135513), (63, 114003), (81, 88669), (159, 45171), (189, 38001), (239, 30051), (371, 19359), (477, 15057), (567, 12667), (717, 10017), (1113, 6453), (1431, 5019), (1673, 4293), (2151, 3339)]