291212397

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2141}}^1$

素因数の和:2298

約数の個数: 48

約数和(自身を含む): 513257472

約数和(自身を除く): 222045075

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 127, 153, 357, 381, 889, 1071, 1143, 2141, 2159, 2667, 6423, 6477, 8001, 14987, 15113, 19269, 19431, 36397, 44961, 45339, 109191, 134883, 136017, 254779, 271907, 327573, 764337, 815721, 1903349, 2293011, 2447163, 4622419, 5710047, 13867257, 17130141, 32356933, 41601771, 97070799, 291212397]

約数ペア:

[(1, 291212397), (3, 97070799), (7, 41601771), (9, 32356933), (17, 17130141), (21, 13867257), (51, 5710047), (63, 4622419), (119, 2447163), (127, 2293011), (153, 1903349), (357, 815721), (381, 764337), (889, 327573), (1071, 271907), (1143, 254779), (2141, 136017), (2159, 134883), (2667, 109191), (6423, 45339), (6477, 44961), (8001, 36397), (14987, 19431), (15113, 19269)]