397718288

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{205433}}^1$

素因数の和:205463

約数の個数: 30

約数和(自身を含む): 847004382

約数和(自身を除く): 449286094

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 205433, 410866, 821732, 1643464, 2259763, 3286928, 4519526, 9039052, 18078104, 24857393, 36156208, 49714786, 99429572, 198859144, 397718288]

約数ペア:

[(1, 397718288), (2, 198859144), (4, 99429572), (8, 49714786), (11, 36156208), (16, 24857393), (22, 18078104), (44, 9039052), (88, 4519526), (121, 3286928), (176, 2259763), (242, 1643464), (484, 821732), (968, 410866), (1936, 205433)]