2002172907

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{750721}}^1$

素因数の和:750858

約数の個数: 16

約数和(自身を含む): 3074957312

約数和(自身を除く): 1072784405

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 750721, 2252163, 5255047, 15765141, 95341567, 286024701, 667390969, 2002172907]

約数ペア:

[(1, 2002172907), (3, 667390969), (7, 286024701), (21, 95341567), (127, 15765141), (381, 5255047), (889, 2252163), (2667, 750721)]