12428535455

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18689527}}^1$

素因数の和:18689558

約数の個数: 16

約数和(自身を含む): 17941946880

約数和(自身を除く): 5513411425

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 18689527, 93447635, 130826689, 355101013, 654133445, 1775505065, 2485707091, 12428535455]

約数ペア:

[(1, 12428535455), (5, 2485707091), (7, 1775505065), (19, 654133445), (35, 355101013), (95, 130826689), (133, 93447635), (665, 18689527)]