64289071

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 86409216

約数和(自身を除く): 22120145

約数列:

[1, 7, 11, 23, 31, 77, 161, 217, 253, 341, 713, 1171, 1771, 2387, 4991, 7843, 8197, 12881, 26933, 36301, 54901, 90167, 188531, 254107, 296263, 399311, 834923, 2073841, 2795177, 5844461, 9184153, 64289071]

約数ペア:

[(1, 64289071), (7, 9184153), (11, 5844461), (23, 2795177), (31, 2073841), (77, 834923), (161, 399311), (217, 296263), (253, 254107), (341, 188531), (713, 90167), (1171, 54901), (1771, 36301), (2387, 26933), (4991, 12881), (7843, 8197)]