13243225

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 17151680

約数和(自身を除く): 3908455

約数列:

[1, 5, 25, 37, 103, 139, 185, 515, 695, 925, 2575, 3475, 3811, 5143, 14317, 19055, 25715, 71585, 95275, 128575, 357925, 529729, 2648645, 13243225]

約数ペア:

[(1, 13243225), (5, 2648645), (25, 529729), (37, 357925), (103, 128575), (139, 95275), (185, 71585), (515, 25715), (695, 19055), (925, 14317), (2575, 5143), (3475, 3811)]