2017253975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{82421}}^1$

素因数の和:82531

約数の個数: 24

約数和(自身を含む): 2759488560

約数和(自身を除く): 742234585

約数列:

[1, 5, 11, 25, 55, 89, 275, 445, 979, 2225, 4895, 24475, 82421, 412105, 906631, 2060525, 4533155, 7335469, 22665775, 36677345, 80690159, 183386725, 403450795, 2017253975]

約数ペア:

[(1, 2017253975), (5, 403450795), (11, 183386725), (25, 80690159), (55, 36677345), (89, 22665775), (275, 7335469), (445, 4533155), (979, 2060525), (2225, 906631), (4895, 412105), (24475, 82421)]