538431908

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{270841}}^1$

素因数の和:270923

約数の個数: 24

約数和(自身を含む): 1092034944

約数和(自身を除く): 553603036

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 270841, 541682, 1083364, 1895887, 3791774, 7583548, 19229711, 38459422, 76918844, 134607977, 269215954, 538431908]

約数ペア:

[(1, 538431908), (2, 269215954), (4, 134607977), (7, 76918844), (14, 38459422), (28, 19229711), (71, 7583548), (142, 3791774), (284, 1895887), (497, 1083364), (994, 541682), (1988, 270841)]