7245285

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 12165120

約数和(自身を除く): 4919835

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 215, 235, 239, 645, 705, 717, 1195, 2021, 3585, 6063, 10105, 10277, 11233, 30315, 30831, 33699, 51385, 56165, 154155, 168495, 483019, 1449057, 2415095, 7245285]

約数ペア:

[(1, 7245285), (3, 2415095), (5, 1449057), (15, 483019), (43, 168495), (47, 154155), (129, 56165), (141, 51385), (215, 33699), (235, 30831), (239, 30315), (645, 11233), (705, 10277), (717, 10105), (1195, 6063), (2021, 3585)]