131109212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{19853}}^1$

素因数の和:19997

約数の個数: 24

約数和(自身を含む): 249048576

約数和(自身を除く): 117939364

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3302, 6604, 19853, 39706, 79412, 258089, 516178, 1032356, 2521331, 5042662, 10085324, 32777303, 65554606, 131109212]

約数ペア:

[(1, 131109212), (2, 65554606), (4, 32777303), (13, 10085324), (26, 5042662), (52, 2521331), (127, 1032356), (254, 516178), (508, 258089), (1651, 79412), (3302, 39706), (6604, 19853)]