28923219

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5749}}^1$

素因数の和:5811

約数の個数: 24

約数和(自身を含む): 46046000

約数和(自身を除く): 17122781

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 5749, 17247, 51741, 74737, 224211, 247207, 672633, 741621, 2224863, 3213691, 9641073, 28923219]

約数ペア:

[(1, 28923219), (3, 9641073), (9, 3213691), (13, 2224863), (39, 741621), (43, 672633), (117, 247207), (129, 224211), (387, 74737), (559, 51741), (1677, 17247), (5031, 5749)]