53754981

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 84602880

約数和(自身を除く): 30847899

約数列:

[1, 3, 7, 21, 47, 107, 141, 321, 329, 509, 749, 987, 1527, 2247, 3563, 5029, 10689, 15087, 23923, 35203, 54463, 71769, 105609, 163389, 167461, 381241, 502383, 1143723, 2559761, 7679283, 17918327, 53754981]

約数ペア:

[(1, 53754981), (3, 17918327), (7, 7679283), (21, 2559761), (47, 1143723), (107, 502383), (141, 381241), (321, 167461), (329, 163389), (509, 105609), (749, 71769), (987, 54463), (1527, 35203), (2247, 23923), (3563, 15087), (5029, 10689)]