217468713

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{134489}}^1$

素因数の和:134517

約数の個数: 24

約数和(自身を含む): 367964640

約数和(自身を除く): 150495927

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 134489, 403467, 941423, 1479379, 2824269, 4438137, 6589961, 10355653, 19769883, 31066959, 72489571, 217468713]

約数ペア:

[(1, 217468713), (3, 72489571), (7, 31066959), (11, 19769883), (21, 10355653), (33, 6589961), (49, 4438137), (77, 2824269), (147, 1479379), (231, 941423), (539, 403467), (1617, 134489)]