13208125

素因数分解:

$5^4\times 7^1\times {\mathrm{3019}}^1$

素因数の和:3046

約数の個数: 20

約数和(自身を含む): 18868960

約数和(自身を除く): 5660835

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 3019, 4375, 15095, 21133, 75475, 105665, 377375, 528325, 1886875, 2641625, 13208125]

約数ペア:

[(1, 13208125), (5, 2641625), (7, 1886875), (25, 528325), (35, 377375), (125, 105665), (175, 75475), (625, 21133), (875, 15095), (3019, 4375)]