2543387

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:131

約数の個数: 32

約数和(自身を含む): 3525120

約数和(自身を除く): 981733

約数列:

[1, 7, 11, 17, 29, 67, 77, 119, 187, 203, 319, 469, 493, 737, 1139, 1309, 1943, 2233, 3451, 5159, 5423, 7973, 12529, 13601, 21373, 33031, 37961, 87703, 149611, 231217, 363341, 2543387]

約数ペア:

[(1, 2543387), (7, 363341), (11, 231217), (17, 149611), (29, 87703), (67, 37961), (77, 33031), (119, 21373), (187, 13601), (203, 12529), (319, 7973), (469, 5423), (493, 5159), (737, 3451), (1139, 2233), (1309, 1943)]