256452327

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{3889}}^1$

素因数の和:4343

約数の個数: 24

約数和(自身を含む): 393232320

約数和(自身を除く): 136779993

約数列:

[1, 3, 9, 17, 51, 153, 431, 1293, 3879, 3889, 7327, 11667, 21981, 35001, 65943, 66113, 198339, 595017, 1676159, 5028477, 15085431, 28494703, 85484109, 256452327]

約数ペア:

[(1, 256452327), (3, 85484109), (9, 28494703), (17, 15085431), (51, 5028477), (153, 1676159), (431, 595017), (1293, 198339), (3879, 66113), (3889, 65943), (7327, 35001), (11667, 21981)]