1338918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 3110400

約数和(自身を除く): 1771482

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 449, 497, 898, 994, 1347, 1491, 2694, 2982, 3143, 6286, 9429, 18858, 31879, 63758, 95637, 191274, 223153, 446306, 669459, 1338918]

約数ペア:

[(1, 1338918), (2, 669459), (3, 446306), (6, 223153), (7, 191274), (14, 95637), (21, 63758), (42, 31879), (71, 18858), (142, 9429), (213, 6286), (426, 3143), (449, 2982), (497, 2694), (898, 1491), (994, 1347)]