257438296

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{23201}}^1$

素因数の和:23299

約数の個数: 32

約数和(自身を含む): 515084400

約数和(自身を除く): 257646104

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2774, 5548, 11096, 23201, 46402, 92804, 185608, 440819, 881638, 1693673, 1763276, 3387346, 3526552, 6774692, 13549384, 32179787, 64359574, 128719148, 257438296]

約数ペア:

[(1, 257438296), (2, 128719148), (4, 64359574), (8, 32179787), (19, 13549384), (38, 6774692), (73, 3526552), (76, 3387346), (146, 1763276), (152, 1693673), (292, 881638), (584, 440819), (1387, 185608), (2774, 92804), (5548, 46402), (11096, 23201)]