215702953

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 243684320

約数和(自身を除く): 27981367

約数列:

[1, 17, 19, 163, 241, 289, 323, 2771, 3097, 4097, 4579, 5491, 39283, 47107, 52649, 69649, 77843, 667811, 746377, 895033, 1323331, 11352787, 12688409, 215702953]

約数ペア:

[(1, 215702953), (17, 12688409), (19, 11352787), (163, 1323331), (241, 895033), (289, 746377), (323, 667811), (2771, 77843), (3097, 69649), (4097, 52649), (4579, 47107), (5491, 39283)]