2741949

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 4597632

約数和(自身を除く): 1855683

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 613, 639, 1491, 1839, 4291, 4473, 5517, 12873, 38619, 43523, 130569, 304661, 391707, 913983, 2741949]

約数ペア:

[(1, 2741949), (3, 913983), (7, 391707), (9, 304661), (21, 130569), (63, 43523), (71, 38619), (213, 12873), (497, 5517), (613, 4473), (639, 4291), (1491, 1839)]