257594481

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{6091}}^1$

素因数の和:6261

約数の個数: 24

約数和(自身を含む): 385209344

約数和(自身を除く): 127614863

約数列:

[1, 3, 9, 37, 111, 127, 333, 381, 1143, 4699, 6091, 14097, 18273, 42291, 54819, 225367, 676101, 773557, 2028303, 2320671, 6962013, 28621609, 85864827, 257594481]

約数ペア:

[(1, 257594481), (3, 85864827), (9, 28621609), (37, 6962013), (111, 2320671), (127, 2028303), (333, 773557), (381, 676101), (1143, 225367), (4699, 54819), (6091, 42291), (14097, 18273)]