217615310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{19207}}^1$

素因数の和:19328

約数の個数: 32

約数和(自身を含む): 431488512

約数和(自身を除く): 213873202

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 515, 1030, 1133, 2266, 5665, 11330, 19207, 38414, 96035, 192070, 211277, 422554, 1056385, 1978321, 2112770, 3956642, 9891605, 19783210, 21761531, 43523062, 108807655, 217615310]

約数ペア:

[(1, 217615310), (2, 108807655), (5, 43523062), (10, 21761531), (11, 19783210), (22, 9891605), (55, 3956642), (103, 2112770), (110, 1978321), (206, 1056385), (515, 422554), (1030, 211277), (1133, 192070), (2266, 96035), (5665, 38414), (11330, 19207)]