520137531

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{56827}}^1$

素因数の和:56952

約数の個数: 20

約数和(自身を含む): 783885432

約数和(自身を除く): 263747901

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 3051, 9153, 56827, 170481, 511443, 1534329, 4602987, 6421451, 19264353, 57793059, 173379177, 520137531]

約数ペア:

[(1, 520137531), (3, 173379177), (9, 57793059), (27, 19264353), (81, 6421451), (113, 4602987), (339, 1534329), (1017, 511443), (3051, 170481), (9153, 56827)]