208375017

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{9787}}^1$

素因数の和:9988

約数の個数: 16

約数和(自身を含む): 285652992

約数和(自身を除く): 77277975

約数列:

[1, 3, 47, 141, 151, 453, 7097, 9787, 21291, 29361, 459989, 1379967, 1477837, 4433511, 69458339, 208375017]

約数ペア:

[(1, 208375017), (3, 69458339), (47, 4433511), (141, 1477837), (151, 1379967), (453, 459989), (7097, 29361), (9787, 21291)]