220342276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{715397}}^1$

素因数の和:715419

約数の個数: 24

約数和(自身を含む): 480747456

約数和(自身を除く): 260405180

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 715397, 1430794, 2861588, 5007779, 7869367, 10015558, 15738734, 20031116, 31477468, 55085569, 110171138, 220342276]

約数ペア:

[(1, 220342276), (2, 110171138), (4, 55085569), (7, 31477468), (11, 20031116), (14, 15738734), (22, 10015558), (28, 7869367), (44, 5007779), (77, 2861588), (154, 1430794), (308, 715397)]