210906918

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{619}}^1\times {\mathrm{823}}^1$

素因数の和:1473

約数の個数: 48

約数和(自身を含む): 478183680

約数和(自身を除く): 267276762

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 619, 823, 1238, 1646, 1857, 2469, 3714, 4938, 5571, 7407, 11142, 14237, 14814, 18929, 28474, 37858, 42711, 56787, 85422, 113574, 128133, 170361, 256266, 340722, 509437, 1018874, 1528311, 3056622, 4584933, 9169866, 11717051, 23434102, 35151153, 70302306, 105453459, 210906918]

約数ペア:

[(1, 210906918), (2, 105453459), (3, 70302306), (6, 35151153), (9, 23434102), (18, 11717051), (23, 9169866), (46, 4584933), (69, 3056622), (138, 1528311), (207, 1018874), (414, 509437), (619, 340722), (823, 256266), (1238, 170361), (1646, 128133), (1857, 113574), (2469, 85422), (3714, 56787), (4938, 42711), (5571, 37858), (7407, 28474), (11142, 18929), (14237, 14814)]