2808225

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{1783}}^1$

素因数の和:1806

約数の個数: 36

約数和(自身を含む): 5751616

約数和(自身を除く): 2943391

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 1783, 5349, 8915, 12481, 16047, 26745, 37443, 44575, 62405, 80235, 112329, 133725, 187215, 312025, 401175, 561645, 936075, 2808225]

約数ペア:

[(1, 2808225), (3, 936075), (5, 561645), (7, 401175), (9, 312025), (15, 187215), (21, 133725), (25, 112329), (35, 80235), (45, 62405), (63, 44575), (75, 37443), (105, 26745), (175, 16047), (225, 12481), (315, 8915), (525, 5349), (1575, 1783)]