210812975

素因数分解:

$5^2\times {\mathrm{1979}}^1\times {\mathrm{4261}}^1$

素因数の和:6250

約数の個数: 12

約数和(自身を含む): 261601560

約数和(自身を除く): 50788585

約数列:

[1, 5, 25, 1979, 4261, 9895, 21305, 49475, 106525, 8432519, 42162595, 210812975]

約数ペア:

[(1, 210812975), (5, 42162595), (25, 8432519), (1979, 106525), (4261, 49475), (9895, 21305)]