81467708

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{39857}}^1$

素因数の和:39941

約数の個数: 24

約数和(自身を含む): 165171552

約数和(自身を除く): 83703844

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 39857, 79714, 159428, 278999, 557998, 1115996, 2909561, 5819122, 11638244, 20366927, 40733854, 81467708]

約数ペア:

[(1, 81467708), (2, 40733854), (4, 20366927), (7, 11638244), (14, 5819122), (28, 2909561), (73, 1115996), (146, 557998), (292, 278999), (511, 159428), (1022, 79714), (2044, 39857)]