142770825

素因数分解:

$3^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{3221}}^1$

素因数の和:3434

約数の個数: 36

約数和(自身を含む): 257096268

約数和(自身を除く): 114325443

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 197, 225, 591, 985, 1773, 2955, 3221, 4925, 8865, 9663, 14775, 16105, 28989, 44325, 48315, 80525, 144945, 241575, 634537, 724725, 1903611, 3172685, 5710833, 9518055, 15863425, 28554165, 47590275, 142770825]

約数ペア:

[(1, 142770825), (3, 47590275), (5, 28554165), (9, 15863425), (15, 9518055), (25, 5710833), (45, 3172685), (75, 1903611), (197, 724725), (225, 634537), (591, 241575), (985, 144945), (1773, 80525), (2955, 48315), (3221, 44325), (4925, 28989), (8865, 16105), (9663, 14775)]