208065605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{87977}}^1$

素因数の和:88036

約数の個数: 16

約数和(自身を含む): 278714304

約数和(自身を除く): 70648699

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 87977, 439885, 967747, 3783011, 4838735, 18915055, 41613121, 208065605]

約数ペア:

[(1, 208065605), (5, 41613121), (11, 18915055), (43, 4838735), (55, 3783011), (215, 967747), (473, 439885), (2365, 87977)]