31363920049

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{243469}}^1$

素因数の和:243733

約数の個数: 24

約数和(自身を含む): 39968035200

約数和(自身を除く): 8604115151

約数列:

[1, 7, 11, 49, 77, 239, 539, 1673, 2629, 11711, 18403, 128821, 243469, 1704283, 2678159, 11929981, 18747113, 58189091, 131229791, 407323637, 640080001, 2851265459, 4480560007, 31363920049]

約数ペア:

[(1, 31363920049), (7, 4480560007), (11, 2851265459), (49, 640080001), (77, 407323637), (239, 131229791), (539, 58189091), (1673, 18747113), (2629, 11929981), (11711, 2678159), (18403, 1704283), (128821, 243469)]