636638114

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{27847}}^1$

素因数の和:27950

約数の個数: 32

約数和(自身を含む): 1154912256

約数和(自身を除く): 518274142

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 497, 994, 1633, 3266, 11431, 22862, 27847, 55694, 194929, 389858, 640481, 1280962, 1977137, 3954274, 4483367, 8966734, 13839959, 27679918, 45474151, 90948302, 318319057, 636638114]

約数ペア:

[(1, 636638114), (2, 318319057), (7, 90948302), (14, 45474151), (23, 27679918), (46, 13839959), (71, 8966734), (142, 4483367), (161, 3954274), (322, 1977137), (497, 1280962), (994, 640481), (1633, 389858), (3266, 194929), (11431, 55694), (22862, 27847)]