90804519

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18049}}^1$

素因数の和:18111

約数の個数: 24

約数和(自身を含む): 144544400

約数和(自身を除く): 53739881

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 18049, 54147, 162441, 234637, 703911, 776107, 2111733, 2328321, 6984963, 10089391, 30268173, 90804519]

約数ペア:

[(1, 90804519), (3, 30268173), (9, 10089391), (13, 6984963), (39, 2328321), (43, 2111733), (117, 776107), (129, 703911), (387, 234637), (559, 162441), (1677, 54147), (5031, 18049)]