212456426

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{15991}}^1$

素因数の和:16086

約数の個数: 32

約数和(自身を含む): 397625088

約数和(自身を除く): 185168662

約数列:

[1, 2, 7, 13, 14, 26, 73, 91, 146, 182, 511, 949, 1022, 1898, 6643, 13286, 15991, 31982, 111937, 207883, 223874, 415766, 1167343, 1455181, 2334686, 2910362, 8171401, 15175459, 16342802, 30350918, 106228213, 212456426]

約数ペア:

[(1, 212456426), (2, 106228213), (7, 30350918), (13, 16342802), (14, 15175459), (26, 8171401), (73, 2910362), (91, 2334686), (146, 1455181), (182, 1167343), (511, 415766), (949, 223874), (1022, 207883), (1898, 111937), (6643, 31982), (13286, 15991)]