208333503

素因数分解:

$3^2\times 7^1\times {\mathrm{829}}^1\times {\mathrm{3989}}^1$

素因数の和:4831

約数の個数: 24

約数和(自身を含む): 344416800

約数和(自身を除く): 136083297

約数列:

[1, 3, 7, 9, 21, 63, 829, 2487, 3989, 5803, 7461, 11967, 17409, 27923, 35901, 52227, 83769, 251307, 3306881, 9920643, 23148167, 29761929, 69444501, 208333503]

約数ペア:

[(1, 208333503), (3, 69444501), (7, 29761929), (9, 23148167), (21, 9920643), (63, 3306881), (829, 251307), (2487, 83769), (3989, 52227), (5803, 35901), (7461, 27923), (11967, 17409)]