23155535

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 30612240

約数和(自身を除く): 7456705

約数列:

[1, 5, 13, 65, 67, 169, 335, 409, 845, 871, 2045, 4355, 5317, 11323, 26585, 27403, 56615, 69121, 137015, 345605, 356239, 1781195, 4631107, 23155535]

約数ペア:

[(1, 23155535), (5, 4631107), (13, 1781195), (65, 356239), (67, 345605), (169, 137015), (335, 69121), (409, 56615), (845, 27403), (871, 26585), (2045, 11323), (4355, 5317)]