393497258

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{743}}^1$

素因数の和:963

約数の個数: 64

約数和(自身を含む): 779950080

約数和(自身を除く): 386452822

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 181, 209, 266, 362, 418, 743, 1267, 1463, 1486, 1991, 2534, 2926, 3439, 3982, 5201, 6878, 8173, 10402, 13937, 14117, 16346, 24073, 27874, 28234, 37829, 48146, 57211, 75658, 98819, 114422, 134483, 155287, 197638, 264803, 268966, 310574, 529606, 941381, 1087009, 1479313, 1882762, 2174018, 2555177, 2958626, 5110354, 10355191, 17886239, 20710382, 28106947, 35772478, 56213894, 196748629, 393497258]

約数ペア:

[(1, 393497258), (2, 196748629), (7, 56213894), (11, 35772478), (14, 28106947), (19, 20710382), (22, 17886239), (38, 10355191), (77, 5110354), (133, 2958626), (154, 2555177), (181, 2174018), (209, 1882762), (266, 1479313), (362, 1087009), (418, 941381), (743, 529606), (1267, 310574), (1463, 268966), (1486, 264803), (1991, 197638), (2534, 155287), (2926, 134483), (3439, 114422), (3982, 98819), (5201, 75658), (6878, 57211), (8173, 48146), (10402, 37829), (13937, 28234), (14117, 27874), (16346, 24073)]