68940228028

素因数分解:

$2^2\times 7^1\times {\mathrm{18661}}^1\times {\mathrm{131941}}^1$

素因数の和:150613

約数の個数: 24

約数和(自身を含む): 137888889824

約数和(自身を除く): 68948661796

約数列:

[1, 2, 4, 7, 14, 28, 18661, 37322, 74644, 130627, 131941, 261254, 263882, 522508, 527764, 923587, 1847174, 3694348, 2462151001, 4924302002, 9848604004, 17235057007, 34470114014, 68940228028]

約数ペア:

[(1, 68940228028), (2, 34470114014), (4, 17235057007), (7, 9848604004), (14, 4924302002), (28, 2462151001), (18661, 3694348), (37322, 1847174), (74644, 923587), (130627, 527764), (131941, 522508), (261254, 263882)]