13853147

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 19284480

約数和(自身を除く): 5431333

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 557, 1309, 1463, 2261, 3553, 3899, 6127, 9469, 10583, 24871, 42889, 66283, 74081, 104159, 116413, 179911, 729113, 814891, 1259377, 1979021, 13853147]

約数ペア:

[(1, 13853147), (7, 1979021), (11, 1259377), (17, 814891), (19, 729113), (77, 179911), (119, 116413), (133, 104159), (187, 74081), (209, 66283), (323, 42889), (557, 24871), (1309, 10583), (1463, 9469), (2261, 6127), (3553, 3899)]