289555763

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{919}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 367411200

約数和(自身を除く): 77855437

約数列:

[1, 7, 19, 23, 103, 133, 161, 437, 721, 919, 1957, 2369, 3059, 6433, 13699, 16583, 17461, 21137, 45011, 94657, 122227, 147959, 315077, 401603, 662599, 1798483, 2177111, 2811221, 12589381, 15239777, 41365109, 289555763]

約数ペア:

[(1, 289555763), (7, 41365109), (19, 15239777), (23, 12589381), (103, 2811221), (133, 2177111), (161, 1798483), (437, 662599), (721, 401603), (919, 315077), (1957, 147959), (2369, 122227), (3059, 94657), (6433, 45011), (13699, 21137), (16583, 17461)]