1309245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 2466048

約数和(自身を除く): 1156803

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 337, 555, 777, 1011, 1295, 1685, 2359, 3885, 5055, 7077, 11795, 12469, 35385, 37407, 62345, 87283, 187035, 261849, 436415, 1309245]

約数ペア:

[(1, 1309245), (3, 436415), (5, 261849), (7, 187035), (15, 87283), (21, 62345), (35, 37407), (37, 35385), (105, 12469), (111, 11795), (185, 7077), (259, 5055), (337, 3885), (555, 2359), (777, 1685), (1011, 1295)]