164787

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:95

約数の個数: 24

約数和(自身を含む): 273600

約数和(自身を除く): 108813

約数列:

[1, 3, 7, 19, 21, 49, 57, 59, 133, 147, 177, 399, 413, 931, 1121, 1239, 2793, 2891, 3363, 7847, 8673, 23541, 54929, 164787]

約数ペア:

[(1, 164787), (3, 54929), (7, 23541), (19, 8673), (21, 7847), (49, 3363), (57, 2891), (59, 2793), (133, 1239), (147, 1121), (177, 931), (399, 413)]