208874367

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{1543}}^1$

素因数の和:1664

約数の個数: 36

約数和(自身を含む): 330585840

約数和(自身を除く): 121711473

約数列:

[1, 3, 9, 13, 39, 89, 117, 169, 267, 507, 801, 1157, 1521, 1543, 3471, 4629, 10413, 13887, 15041, 20059, 45123, 60177, 135369, 137327, 180531, 260767, 411981, 782301, 1235943, 1785251, 2346903, 5355753, 16067259, 23208263, 69624789, 208874367]

約数ペア:

[(1, 208874367), (3, 69624789), (9, 23208263), (13, 16067259), (39, 5355753), (89, 2346903), (117, 1785251), (169, 1235943), (267, 782301), (507, 411981), (801, 260767), (1157, 180531), (1521, 137327), (1543, 135369), (3471, 60177), (4629, 45123), (10413, 20059), (13887, 15041)]