168404733

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{140689}}^1$

素因数の和:140721

約数の個数: 24

約数和(自身を含む): 292635200

約数和(自身を除く): 124230467

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 140689, 422067, 984823, 1266201, 2673091, 2954469, 8019273, 8863407, 18711637, 24057819, 56134911, 168404733]

約数ペア:

[(1, 168404733), (3, 56134911), (7, 24057819), (9, 18711637), (19, 8863407), (21, 8019273), (57, 2954469), (63, 2673091), (133, 1266201), (171, 984823), (399, 422067), (1197, 140689)]