12691278

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:933

約数の個数: 48

約数和(自身を含む): 29652480

約数和(自身を除く): 16961202

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 863, 1634, 1726, 2451, 2589, 4902, 5178, 7353, 7767, 14706, 15534, 16397, 32794, 37109, 49191, 74218, 98382, 111327, 147573, 222654, 295146, 333981, 667962, 705071, 1410142, 2115213, 4230426, 6345639, 12691278]

約数ペア:

[(1, 12691278), (2, 6345639), (3, 4230426), (6, 2115213), (9, 1410142), (18, 705071), (19, 667962), (38, 333981), (43, 295146), (57, 222654), (86, 147573), (114, 111327), (129, 98382), (171, 74218), (258, 49191), (342, 37109), (387, 32794), (774, 16397), (817, 15534), (863, 14706), (1634, 7767), (1726, 7353), (2451, 5178), (2589, 4902)]