256475379

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{683}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 374284800

約数和(自身を除く): 117809421

約数列:

[1, 3, 17, 37, 51, 111, 199, 597, 629, 683, 1887, 2049, 3383, 7363, 10149, 11611, 22089, 25271, 34833, 75813, 125171, 135917, 375513, 407751, 429607, 1288821, 2310589, 5028929, 6931767, 15086787, 85491793, 256475379]

約数ペア:

[(1, 256475379), (3, 85491793), (17, 15086787), (37, 6931767), (51, 5028929), (111, 2310589), (199, 1288821), (597, 429607), (629, 407751), (683, 375513), (1887, 135917), (2049, 125171), (3383, 75813), (7363, 34833), (10149, 25271), (11611, 22089)]