291489429

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{373}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 517017600

約数和(自身を除く): 225528171

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 199, 231, 357, 373, 561, 597, 1119, 1309, 1393, 2189, 2611, 3383, 3927, 4103, 4179, 6341, 6567, 7833, 10149, 12309, 15323, 19023, 23681, 28721, 37213, 44387, 45969, 69751, 71043, 74227, 86163, 111639, 133161, 209253, 222681, 260491, 488257, 519589, 781473, 816497, 1261859, 1464771, 1558767, 2449491, 3785577, 5715479, 8833013, 13880449, 17146437, 26499039, 41641347, 97163143, 291489429]

約数ペア:

[(1, 291489429), (3, 97163143), (7, 41641347), (11, 26499039), (17, 17146437), (21, 13880449), (33, 8833013), (51, 5715479), (77, 3785577), (119, 2449491), (187, 1558767), (199, 1464771), (231, 1261859), (357, 816497), (373, 781473), (561, 519589), (597, 488257), (1119, 260491), (1309, 222681), (1393, 209253), (2189, 133161), (2611, 111639), (3383, 86163), (3927, 74227), (4103, 71043), (4179, 69751), (6341, 45969), (6567, 44387), (7833, 37213), (10149, 28721), (12309, 23681), (15323, 19023)]