77647851

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{23899}}^1$

素因数の和:23943

約数の個数: 18

約数和(自身を含む): 118376700

約数和(自身を除く): 40728849

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 23899, 71697, 215091, 454081, 1362243, 4086729, 8627539, 25882617, 77647851]

約数ペア:

[(1, 77647851), (3, 25882617), (9, 8627539), (19, 4086729), (57, 1362243), (171, 454081), (361, 215091), (1083, 71697), (3249, 23899)]