133678281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{213203}}^1$

素因数の和:213236

約数の個数: 16

約数和(自身を含む): 204675840

約数和(自身を除く): 70997559

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 213203, 639609, 2345233, 4050857, 7035699, 12152571, 44559427, 133678281]

約数ペア:

[(1, 133678281), (3, 44559427), (11, 12152571), (19, 7035699), (33, 4050857), (57, 2345233), (209, 639609), (627, 213203)]