57197847

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{20479}}^1$

素因数の和:20515

約数の個数: 24

約数和(自身を含む): 93388800

約数和(自身を除く): 36190953

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 20479, 61437, 143353, 389101, 430059, 1003471, 1167303, 2723707, 3010413, 8171121, 19065949, 57197847]

約数ペア:

[(1, 57197847), (3, 19065949), (7, 8171121), (19, 3010413), (21, 2723707), (49, 1167303), (57, 1003471), (133, 430059), (147, 389101), (399, 143353), (931, 61437), (2793, 20479)]