12880175

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6691}}^1$

素因数の和:6719

約数の個数: 24

約数和(自身を含む): 19915392

約数和(自身を除く): 7035217

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 6691, 33455, 46837, 73601, 167275, 234185, 368005, 515207, 1170925, 1840025, 2576035, 12880175]

約数ペア:

[(1, 12880175), (5, 2576035), (7, 1840025), (11, 1170925), (25, 515207), (35, 368005), (55, 234185), (77, 167275), (175, 73601), (275, 46837), (385, 33455), (1925, 6691)]