12778942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^2\times {\mathrm{109}}^1$

素因数の和:268

約数の個数: 24

約数和(自身を含む): 21395880

約数和(自身を除く): 8616938

約数列:

[1, 2, 11, 22, 73, 109, 146, 218, 803, 1199, 1606, 2398, 5329, 7957, 10658, 15914, 58619, 87527, 117238, 175054, 580861, 1161722, 6389471, 12778942]

約数ペア:

[(1, 12778942), (2, 6389471), (11, 1161722), (22, 580861), (73, 175054), (109, 117238), (146, 87527), (218, 58619), (803, 15914), (1199, 10658), (1606, 7957), (2398, 5329)]