1286408814

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131293}}^1$

素因数の和:131392

約数の個数: 32

約数和(自身を含む): 2722512384

約数和(自身を除く): 1436103570

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 213, 426, 1633, 3266, 4899, 9798, 131293, 262586, 393879, 787758, 3019739, 6039478, 9059217, 9321803, 18118434, 18643606, 27965409, 55930818, 214401469, 428802938, 643204407, 1286408814]

約数ペア:

[(1, 1286408814), (2, 643204407), (3, 428802938), (6, 214401469), (23, 55930818), (46, 27965409), (69, 18643606), (71, 18118434), (138, 9321803), (142, 9059217), (213, 6039478), (426, 3019739), (1633, 787758), (3266, 393879), (4899, 262586), (9798, 131293)]