75488721

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 136028160

約数和(自身を除く): 60539439

約数列:

[1, 3, 7, 11, 17, 21, 33, 47, 51, 77, 119, 141, 187, 231, 329, 357, 409, 517, 561, 799, 987, 1227, 1309, 1551, 2397, 2863, 3619, 3927, 4499, 5593, 6953, 8589, 8789, 10857, 13497, 16779, 19223, 20859, 26367, 31493, 48671, 57669, 61523, 76483, 94479, 134561, 146013, 184569, 211453, 229449, 326791, 403683, 535381, 634359, 980373, 1480171, 1606143, 2287537, 3594701, 4440513, 6862611, 10784103, 25162907, 75488721]

約数ペア:

[(1, 75488721), (3, 25162907), (7, 10784103), (11, 6862611), (17, 4440513), (21, 3594701), (33, 2287537), (47, 1606143), (51, 1480171), (77, 980373), (119, 634359), (141, 535381), (187, 403683), (231, 326791), (329, 229449), (357, 211453), (409, 184569), (517, 146013), (561, 134561), (799, 94479), (987, 76483), (1227, 61523), (1309, 57669), (1551, 48671), (2397, 31493), (2863, 26367), (3619, 20859), (3927, 19223), (4499, 16779), (5593, 13497), (6953, 10857), (8589, 8789)]