131572435

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 177215040

約数和(自身を除く): 45642605

約数列:

[1, 5, 17, 19, 85, 95, 257, 317, 323, 1285, 1585, 1615, 4369, 4883, 5389, 6023, 21845, 24415, 26945, 30115, 81469, 83011, 102391, 407345, 415055, 511955, 1384973, 1547911, 6924865, 7739555, 26314487, 131572435]

約数ペア:

[(1, 131572435), (5, 26314487), (17, 7739555), (19, 6924865), (85, 1547911), (95, 1384973), (257, 511955), (317, 415055), (323, 407345), (1285, 102391), (1585, 83011), (1615, 81469), (4369, 30115), (4883, 26945), (5389, 24415), (6023, 21845)]