77681721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{117167}}^1$

素因数の和:117200

約数の個数: 16

約数和(自身を含む): 118105344

約数和(自身を除く): 40423623

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 117167, 351501, 1523171, 1991839, 4569513, 5975517, 25893907, 77681721]

約数ペア:

[(1, 77681721), (3, 25893907), (13, 5975517), (17, 4569513), (39, 1991839), (51, 1523171), (221, 351501), (663, 117167)]