253291222

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 397163520

約数和(自身を除く): 143872298

約数列:

[1, 2, 67, 71, 79, 134, 142, 158, 337, 674, 4757, 5293, 5609, 9514, 10586, 11218, 22579, 23927, 26623, 45158, 47854, 53246, 375803, 751606, 1603109, 1783741, 1890233, 3206218, 3567482, 3780466, 126645611, 253291222]

約数ペア:

[(1, 253291222), (2, 126645611), (67, 3780466), (71, 3567482), (79, 3206218), (134, 1890233), (142, 1783741), (158, 1603109), (337, 751606), (674, 375803), (4757, 53246), (5293, 47854), (5609, 45158), (9514, 26623), (10586, 23927), (11218, 22579)]