208679945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1409}}^1\times {\mathrm{1559}}^1$

素因数の和:2992

約数の個数: 16

約数和(自身を含む): 263952000

約数和(自身を除く): 55272055

約数列:

[1, 5, 19, 95, 1409, 1559, 7045, 7795, 26771, 29621, 133855, 148105, 2196631, 10983155, 41735989, 208679945]

約数ペア:

[(1, 208679945), (5, 41735989), (19, 10983155), (95, 2196631), (1409, 148105), (1559, 133855), (7045, 29621), (7795, 26771)]