2783254131

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{939971}}^1$

素因数の和:940031

約数の個数: 24

約数和(自身を含む): 4692340224

約数和(自身を除く): 1909086093

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 939971, 2819913, 6579797, 8459739, 19739391, 44178637, 59218173, 132535911, 309250459, 397607733, 927751377, 2783254131]

約数ペア:

[(1, 2783254131), (3, 927751377), (7, 397607733), (9, 309250459), (21, 132535911), (47, 59218173), (63, 44178637), (141, 19739391), (329, 8459739), (423, 6579797), (987, 2819913), (2961, 939971)]