12761875

素因数分解:

$5^4\times 7^1\times {\mathrm{2917}}^1$

素因数の和:2944

約数の個数: 20

約数和(自身を含む): 18231664

約数和(自身を除く): 5469789

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 2917, 4375, 14585, 20419, 72925, 102095, 364625, 510475, 1823125, 2552375, 12761875]

約数ペア:

[(1, 12761875), (5, 2552375), (7, 1823125), (25, 510475), (35, 364625), (125, 102095), (175, 72925), (625, 20419), (875, 14585), (2917, 4375)]