57248121

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 94848000

約数和(自身を除く): 37599879

約数列:

[1, 3, 7, 19, 21, 49, 57, 103, 133, 147, 199, 309, 399, 597, 721, 931, 1393, 1957, 2163, 2793, 3781, 4179, 5047, 5871, 9751, 11343, 13699, 15141, 20497, 26467, 29253, 41097, 61491, 79401, 95893, 143479, 185269, 287679, 389443, 430437, 555807, 1004353, 1168329, 2726101, 3013059, 8178303, 19082707, 57248121]

約数ペア:

[(1, 57248121), (3, 19082707), (7, 8178303), (19, 3013059), (21, 2726101), (49, 1168329), (57, 1004353), (103, 555807), (133, 430437), (147, 389443), (199, 287679), (309, 185269), (399, 143479), (597, 95893), (721, 79401), (931, 61491), (1393, 41097), (1957, 29253), (2163, 26467), (2793, 20497), (3781, 15141), (4179, 13699), (5047, 11343), (5871, 9751)]