16920475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4733}}^1$

素因数の和:4767

約数の個数: 24

約数和(自身を含む): 24654672

約数和(自身を除く): 7734197

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 4733, 23665, 52063, 61529, 118325, 260315, 307645, 676819, 1301575, 1538225, 3384095, 16920475]

約数ペア:

[(1, 16920475), (5, 3384095), (11, 1538225), (13, 1301575), (25, 676819), (55, 307645), (65, 260315), (143, 118325), (275, 61529), (325, 52063), (715, 23665), (3575, 4733)]