12721148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2207}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 24482304

約数和(自身を除く): 11761156

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2207, 2882, 4414, 5764, 8828, 24277, 48554, 97108, 289117, 578234, 1156468, 3180287, 6360574, 12721148]

約数ペア:

[(1, 12721148), (2, 6360574), (4, 3180287), (11, 1156468), (22, 578234), (44, 289117), (131, 97108), (262, 48554), (524, 24277), (1441, 8828), (2207, 5764), (2882, 4414)]